fix(deps): update module github.com/google/go-containerregistry to v0.21.5

Author: renovate[bot]

pkg2chart/go.mod

@@ -3,7 +3,7 @@ module github.com/kubewarden/policy-catalog/pkg2chart
 go 1.25.7
 
 require (
-	github.com/google/go-containerregistry v0.21.3
+	github.com/google/go-containerregistry v0.21.5
 	github.com/stretchr/testify v1.11.1
 	go.yaml.in/yaml/v3 v3.0.4
 	helm.sh/helm/v3 v3.20.2

pkg2chart/go.sum

@@ -19,6 +19,8 @@ github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/go-containerregistry v0.21.3 h1:Xr+yt3VvwOOn/5nJzd7UoOhwPGiPkYW0zWDLLUXqAi4=
 github.com/google/go-containerregistry v0.21.3/go.mod h1:D5ZrJF1e6dMzvInpBPuMCX0FxURz7GLq2rV3Us9aPkc=
+github.com/google/go-containerregistry v0.21.5 h1:KTJG9Pn/jC0VdZR6ctV3/jcN+q6/Iqlx0sTVz3ywZlM=
+github.com/google/go-containerregistry v0.21.5/go.mod h1:ySvMuiWg+dOsRW0Hw8GYwfMwBlNRTmpYBFJPlkco5zU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=