fix(deps): update github.com/sigstore/protobuf-specs digest to 13e09aa

Signed-off-by: Renovate Bot <bot@renovateapp.com>

go.mod

@@ -145,7 +145,7 @@ require (
 	github.com/segmentio/ksuid v1.0.4 // indirect
 	github.com/shibumi/go-pathspec v1.3.0 // indirect
 	github.com/sigstore/fulcio v1.0.0 // indirect
-	github.com/sigstore/protobuf-specs v0.1.1-0.20230414134010-b6d25769ec1d
+	github.com/sigstore/protobuf-specs v0.1.1-0.20230426054333-13e09aafd3a7
 	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966 // indirect
 	github.com/spf13/afero v1.9.3 // indirect

go.sum

@@ -744,8 +744,8 @@ github.com/sigstore/cosign/v2 v2.0.0-rc.2 h1:LDSSQYzThg7uKHJqFBp03kaObTDuWfifJqB
 github.com/sigstore/cosign/v2 v2.0.0-rc.2/go.mod h1:oKIsv9cCwtfakSd64Rzief3Izk/cPSkougoWU/F3OBI=
 github.com/sigstore/fulcio v1.0.0 h1:hBZW6qg9GXTtCX8jOg1hmyjYLrmsEKZGeMwAbW3XNEg=
 github.com/sigstore/fulcio v1.0.0/go.mod h1:j4MzLxX/Be0rHYh3JF2dgMorkWGzEMHBqIHwFU8I/Rw=
-github.com/sigstore/protobuf-specs v0.1.1-0.20230414134010-b6d25769ec1d h1:6tkVwj3DyUyb3t9czE0r0xbwMKLk+rZ1F07gbmSQTq4=
-github.com/sigstore/protobuf-specs v0.1.1-0.20230414134010-b6d25769ec1d/go.mod h1:5shUCxf82hGnjUEFVWiktcxwzdtn6EfeeJssxZ5Q5HE=
+github.com/sigstore/protobuf-specs v0.1.1-0.20230426054333-13e09aafd3a7 h1:1RhqECgOFff5wbslu+pzIjp7VSmF+JSjYyyOtDDiB9M=
+github.com/sigstore/protobuf-specs v0.1.1-0.20230426054333-13e09aafd3a7/go.mod h1:5shUCxf82hGnjUEFVWiktcxwzdtn6EfeeJssxZ5Q5HE=
 github.com/sigstore/rekor v1.0.1 h1:rcESXSNkAPRWFYZel9rarspdvneET60F2ngNkadi89c=
 github.com/sigstore/rekor v1.0.1/go.mod h1:ecTKdZWGWqE1pl3U1m1JebQJLU/hSjD9vYHOmHQ7w4g=
 github.com/sigstore/sigstore v1.5.1 h1:iUou0QJW8eQKMUkTXbFyof9ZOblDtfaW2Sn2+QI8Tcs=