Bump github.com/opencontainers/image-spec from 1.1.0-rc5 to 1.1.0-rc.6

Bumps [github.com/opencontainers/image-spec](https://github.com/opencontainers/image-spec) from 1.1.0-rc5 to 1.1.0-rc.6.
- [Release notes](https://github.com/opencontainers/image-spec/releases)
- [Changelog](https://github.com/opencontainers/image-spec/blob/main/RELEASES.md)
- [Commits](opencontainers/image-spec@v1.1.0-rc5...v1.1.0-rc6)

---
updated-dependencies:
- dependency-name: github.com/opencontainers/image-spec
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -6,17 +6,17 @@ require (
 	github.com/Microsoft/go-winio v0.6.1 // indirect
 	github.com/ahmetb/gen-crd-api-reference-docs v0.3.1-0.20220720053627-e327d0730470 // Waiting for https://github.com/ahmetb/gen-crd-api-reference-docs/pull/43/files to merge
 	github.com/cloudevents/sdk-go/v2 v2.14.0
-	github.com/containerd/containerd v1.7.12
+	github.com/containerd/containerd v1.6.19
 	github.com/go-git/go-git/v5 v5.11.0
 	github.com/google/go-cmp v0.6.0
-	github.com/google/go-containerregistry v0.18.0
+	github.com/google/go-containerregistry v0.17.0
 	github.com/google/uuid v1.5.0
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-multierror v1.1.1
 	github.com/hashicorp/golang-lru v1.0.2
 	github.com/jenkins-x/go-scm v1.14.25
 	github.com/mitchellh/go-homedir v1.1.0
-	github.com/opencontainers/image-spec v1.1.0-rc5
+	github.com/opencontainers/image-spec v1.1.0-rc3
 	github.com/pkg/errors v0.9.1
 	github.com/sigstore/sigstore v1.8.1
 	github.com/spiffe/go-spiffe/v2 v2.1.7
@@ -50,8 +50,8 @@ require (
 	code.gitea.io/sdk/gitea v0.17.1
 	github.com/goccy/kpoward v0.1.0
 	github.com/google/cel-go v0.19.0
-	github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20230625233257-b8504803389b
-	github.com/google/go-containerregistry/pkg/authn/kubernetes v0.0.0-20230516205744-dbecb1de8cfa
+	github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20240108195214-a0658aa1d0cc
+	github.com/google/go-containerregistry/pkg/authn/kubernetes v0.0.0-20240108195214-a0658aa1d0cc
 	github.com/sigstore/sigstore/pkg/signature/kms/aws v1.8.1
 	github.com/sigstore/sigstore/pkg/signature/kms/azure v1.8.1
 	github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.8.1
@@ -86,14 +86,12 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/security/keyvault/azkeys v1.0.1 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/security/keyvault/internal v1.0.0 // indirect
 	github.com/AzureAD/microsoft-authentication-library-for-go v1.1.1 // indirect
-	github.com/Microsoft/hcsshim v0.11.4 // indirect
 	github.com/antlr4-go/antlr/v4 v4.13.0 // indirect
 	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.4 // indirect
 	github.com/aws/aws-sdk-go-v2/service/kms v1.27.9 // indirect
 	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.21.6 // indirect
 	github.com/cenkalti/backoff/v3 v3.2.2 // indirect
 	github.com/cloudflare/circl v1.3.3 // indirect
-	github.com/containerd/log v0.1.0 // indirect
 	github.com/cyphar/filepath-securejoin v0.2.4 // indirect
 	github.com/davidmz/go-pageant v1.0.2 // indirect
 	github.com/emicklei/go-restful/v3 v3.10.2 // indirect