Resolve new plugin dependencies

The new plugin requires dependency which requites newer version of grpc.

The cmux source was also updated because old version contained a bug.
grpc/grpc-go#2406

go.mod

@@ -3,31 +3,31 @@ module github.com/quay/clair/v3
 go 1.12
 
 require (
+	github.com/asottile/dockerfile v2.2.0+incompatible
+	github.com/buildkite/interpolate v0.0.0-20181028012610-973457fa2b4c
 	github.com/cockroachdb/cmux v0.0.0-20170110192607-30d10be49292
 	github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf
-	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/deckarep/golang-set v1.7.1
 	github.com/fernet/fernet-go v0.0.0-20151007213151-1b2437bc582b
 	github.com/golang/protobuf v1.2.0
 	github.com/google/uuid v1.1.0 // indirect
 	github.com/grpc-ecosystem/go-grpc-prometheus v0.0.0-20170330212424-2500245aa611
 	github.com/grpc-ecosystem/grpc-gateway v1.2.3-0.20170531022852-2a40dd79571b
 	github.com/guregu/null v3.4.0+incompatible
-	github.com/hashicorp/golang-lru v0.0.0-20160813221303-0a025b7e63ad
+	github.com/hashicorp/golang-lru v0.5.0
 	github.com/julienschmidt/httprouter v1.2.0
 	github.com/lib/pq v0.0.0-20170603225454-8837942c3e09
 	github.com/mattn/go-sqlite3 v1.11.0 // indirect
+	github.com/moby/buildkit v0.6.3 // indirect
 	github.com/pborman/uuid v0.0.0-20180906182336-adf5a7427709
-	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_golang v0.9.2
 	github.com/remind101/migrate v0.0.0-20160423010909-d22d647232c2
-	github.com/sirupsen/logrus v0.11.5
-	github.com/stretchr/testify v1.1.4
-	golang.org/x/net v0.0.0-20181201002055-351d144fa1fc
+	github.com/sirupsen/logrus v1.3.0
+	github.com/soheilhy/cmux v0.1.4
+	github.com/stretchr/testify v1.3.0
+	golang.org/x/net v0.0.0-20190311183353-d8887717615a
 	golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4
-	golang.org/x/sys v0.0.0-20170529185110-b90f89a1e7a9 // indirect
-	golang.org/x/text v0.0.0-20170603003618-ccbd3f782212 // indirect
-	google.golang.org/genproto v0.0.0-20170531203552-aa2eb687b4d3
-	google.golang.org/grpc v1.2.1-0.20170605172541-8de2dff78c3b
+	google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8
+	google.golang.org/grpc v1.20.1
 	gopkg.in/yaml.v2 v2.2.2
 )