fix(deps): update github.com/sigstore/rekor digest to c4bd9c9

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

go.mod

@@ -26,7 +26,7 @@ require (
 	github.com/ostreedev/ostree-go v0.0.0-20210805093236-719684c64e4f
 	github.com/proglottis/gpgme v0.1.3
 	github.com/sigstore/fulcio v1.3.1
-	github.com/sigstore/rekor v1.2.2-0.20230529154427-55a5a338d149
+	github.com/sigstore/rekor v1.2.2-0.20230531124044-c4bd9c993581
 	github.com/sigstore/sigstore v1.6.5
 	github.com/sirupsen/logrus v1.9.2
 	github.com/stretchr/testify v1.8.4
@@ -75,7 +75,6 @@ require (
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-containerregistry v0.15.2 // indirect
 	github.com/google/go-intervals v0.0.2 // indirect
-	github.com/google/trillian v1.5.2 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gorilla/mux v1.8.0 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect

go.sum

@@ -476,8 +476,6 @@ github.com/google/pprof v0.0.0-20200212024743-f11f1df84d12/go.mod h1:ZgVRPoUq/hf
 github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
-github.com/google/trillian v1.5.2 h1:roGP6G8aaAch7vP08+oitPkvmZzxjTfIkguozqJ04Ok=
-github.com/google/trillian v1.5.2/go.mod h1:H8vOoa2dxd3xCdMzOOwt9kIz/3MSoJhcqLJGG8iRwbg=
 github.com/google/uuid v1.0.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
@@ -772,8 +770,8 @@ github.com/sergi/go-diff v1.2.0 h1:XU+rvMAioB0UC3q1MFrIQy4Vo5/4VsRDQQXHsEya6xQ=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/sigstore/fulcio v1.3.1 h1:0ntW9VbQbt2JytoSs8BOGB84A65eeyvGSavWteYp29Y=
 github.com/sigstore/fulcio v1.3.1/go.mod h1:/XfqazOec45ulJZpyL9sq+OsVQ8g2UOVoNVi7abFgqU=
-github.com/sigstore/rekor v1.2.2-0.20230529154427-55a5a338d149 h1:nq4M06IMfNREIBMkCGVyQQJMTZi5YNqeoaVV9yzIARU=
-github.com/sigstore/rekor v1.2.2-0.20230529154427-55a5a338d149/go.mod h1:LiLDoAgQf+dFuuRg8y+iXBJekKkQueIrpcKzDYcUnvQ=
+github.com/sigstore/rekor v1.2.2-0.20230531124044-c4bd9c993581 h1:3kBmuDHL15MZC+EpVlhisJos5palfey0SmK5+qu0y8k=
+github.com/sigstore/rekor v1.2.2-0.20230531124044-c4bd9c993581/go.mod h1:xd5AO5ar5cQa8tfdB5x8AcjVF5qQSX39QCw9CO+Mx0c=
 github.com/sigstore/sigstore v1.6.5 h1:/liHIo7YPJp6sN31DzBYDOuRPmN1xbzROMBE5DLllYM=
 github.com/sigstore/sigstore v1.6.5/go.mod h1:h+EoQsf9+6UKgNYxKhBcPgo4PZeEVfzAJxKRRIYhyN4=
 github.com/sirupsen/logrus v1.0.4-0.20170822132746-89742aefa4b2/go.mod h1:pMByvHTf9Beacp5x1UXfOR9xyW/9antXMhjMPG0dEzc=
@@ -1361,7 +1359,6 @@ k8s.io/gengo v0.0.0-20201113003025-83324d819ded/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAE
 k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
 k8s.io/klog/v2 v2.2.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
-k8s.io/klog/v2 v2.100.1 h1:7WCHKK6K8fNhTqfBhISHQ97KrnJNFZMcQvKp7gP/tmg=
 k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
 k8s.io/kube-openapi v0.0.0-20201113171705-d219536bb9fd/go.mod h1:WOJ3KddDSol4tAGcJo0Tvi+dK12EcqSLqcWsryKMpfM=
 k8s.io/kubernetes v1.13.0/go.mod h1:ocZa8+6APFNC2tX1DZASIbocyYT5jHzqFVsY5aoB7Jk=