build(deps): bump github.com/sigstore/cosign/v2 from 2.4.1 to 2.4.2

Bumps [github.com/sigstore/cosign/v2](https://github.com/sigstore/cosign) from 2.4.1 to 2.4.2.
- [Release notes](https://github.com/sigstore/cosign/releases)
- [Changelog](https://github.com/sigstore/cosign/blob/main/CHANGELOG.md)
- [Commits](sigstore/cosign@v2.4.1...v2.4.2)

---
updated-dependencies:
- dependency-name: github.com/sigstore/cosign/v2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -1,6 +1,7 @@
 module github.com/google/ko
 
 go 1.22.7
+toolchain go1.23.6
 
 require (
 	github.com/awslabs/amazon-ecr-credential-helper/ecr-login v0.9.1
@@ -9,10 +10,10 @@ require (
 	github.com/dprotaso/go-yit v0.0.0-20220510233725-9ba8df137936
 	github.com/go-training/helloworld v0.0.0-20200225145412-ba5f4379d78b
 	github.com/google/go-cmp v0.6.0
-	github.com/google/go-containerregistry v0.20.2
-	github.com/mitchellh/mapstructure v1.5.0
+	github.com/google/go-containerregistry v0.20.3
+	github.com/mitchellh/mapstructure v1.5.1-0.20231216201459-8508981c8b6c
 	github.com/opencontainers/image-spec v1.1.0
-	github.com/sigstore/cosign/v2 v2.4.1
+	github.com/sigstore/cosign/v2 v2.4.2
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/viper v1.19.0
 	github.com/stretchr/testify v1.10.0
@@ -25,7 +26,7 @@ require (
 )
 
 require (
-	cloud.google.com/go/compute/metadata v0.5.0 // indirect
+	cloud.google.com/go/compute/metadata v0.6.0 // indirect
 	github.com/Azure/azure-sdk-for-go v68.0.0+incompatible // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
 	github.com/Azure/go-autorest/autorest v0.11.29 // indirect
@@ -55,22 +56,21 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/sts v1.33.14 // indirect
 	github.com/aws/smithy-go v1.22.2 // indirect
 	github.com/blang/semver v3.5.1+incompatible // indirect
-	github.com/containerd/log v0.1.0 // indirect
-	github.com/containerd/stargz-snapshotter/estargz v0.14.3 // indirect
-	github.com/cpuguy83/go-md2man/v2 v2.0.4 // indirect
+	github.com/containerd/stargz-snapshotter/estargz v0.16.3 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.6 // indirect
 	github.com/cyberphone/json-canonicalization v0.0.0-20231011164504-785e29786b46 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/dimchansky/utfbom v1.1.1 // indirect
-	github.com/distribution/reference v0.5.0 // indirect
-	github.com/docker/cli v27.1.1+incompatible // indirect
+	github.com/distribution/reference v0.6.0 // indirect
+	github.com/docker/cli v27.5.0+incompatible // indirect
 	github.com/docker/distribution v2.8.3+incompatible // indirect
 	github.com/docker/docker-credential-helpers v0.8.2 // indirect
-	github.com/docker/go-connections v0.4.0 // indirect
+	github.com/docker/go-connections v0.5.0 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/evanphx/json-patch/v5 v5.6.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
-	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/fsnotify/fsnotify v1.8.0 // indirect
 	github.com/go-chi/chi v4.1.2+incompatible // indirect
 	github.com/go-jose/go-jose/v4 v4.0.4 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
@@ -93,54 +93,55 @@ require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jedisct1/go-minisign v0.0.0-20230811132847-661be99b8267 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
-	github.com/klauspost/compress v1.17.9 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
 	github.com/letsencrypt/boulder v0.0.0-20240620165639-de9c06129bec // indirect
-	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/magiconair/properties v1.8.9 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/moby/docker-image-spec v1.3.1 // indirect
 	github.com/oklog/ulid v1.3.1 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
-	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.3 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/sagikazarmark/locafero v0.4.0 // indirect
 	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
 	github.com/sassoftware/relic v7.2.1+incompatible // indirect
-	github.com/secure-systems-lab/go-securesystemslib v0.8.0 // indirect
-	github.com/sigstore/protobuf-specs v0.3.2 // indirect
-	github.com/sigstore/rekor v1.3.6 // indirect
-	github.com/sigstore/sigstore v1.8.9 // indirect
+	github.com/secure-systems-lab/go-securesystemslib v0.9.0 // indirect
+	github.com/sigstore/protobuf-specs v0.4.0 // indirect
+	github.com/sigstore/rekor v1.3.9 // indirect
+	github.com/sigstore/sigstore v1.8.12 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/sourcegraph/conc v0.3.0 // indirect
 	github.com/spf13/afero v1.11.0 // indirect
-	github.com/spf13/cast v1.6.0 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/spf13/cast v1.7.0 // indirect
+	github.com/spf13/pflag v1.0.6 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/theupdateframework/go-tuf v0.7.0 // indirect
 	github.com/titanous/rocacheck v0.0.0-20171023193734-afe73141d399 // indirect
-	github.com/vbatts/tar-split v0.11.5 // indirect
+	github.com/vbatts/tar-split v0.11.6 // indirect
 	go.mongodb.org/mongo-driver v1.14.0 // indirect
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.54.0 // indirect
-	go.opentelemetry.io/otel v1.29.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.22.0 // indirect
-	go.opentelemetry.io/otel/metric v1.29.0 // indirect
-	go.opentelemetry.io/otel/trace v1.29.0 // indirect
+	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.59.0 // indirect
+	go.opentelemetry.io/otel v1.34.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.33.0 // indirect
+	go.opentelemetry.io/otel/metric v1.34.0 // indirect
+	go.opentelemetry.io/otel/trace v1.34.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.4.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.27.0 // indirect
 	golang.org/x/crypto v0.33.0 // indirect
-	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
+	golang.org/x/exp v0.0.0-20241108190413-2d47ceb2692f // indirect
 	golang.org/x/mod v0.23.0 // indirect
-	golang.org/x/net v0.35.0 // indirect
-	golang.org/x/oauth2 v0.23.0 // indirect
+	golang.org/x/oauth2 v0.25.0 // indirect
 	golang.org/x/sys v0.30.0 // indirect
 	golang.org/x/term v0.29.0 // indirect
 	golang.org/x/text v0.22.0 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240827150818-7e3bb234dfed // indirect
-	google.golang.org/protobuf v1.34.2 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20250115164207-1a7da9e5054f // indirect
+	google.golang.org/protobuf v1.36.4 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect