Continue to recommend sigs.k8s.io/yaml

The "go.yaml.in/yaml" modules are maintained, but Kubernetes is our top
priority. Also, KYAML: https://kep.k8s.io/5295

Author: cbandy

.golangci.yaml

@@ -116,6 +116,8 @@ linters:
     gomodguard:
       blocked:
         modules:
+          - go.yaml.in/yaml/v2: { recommendations: [sigs.k8s.io/yaml] }
+          - go.yaml.in/yaml/v3: { recommendations: [sigs.k8s.io/yaml] }
           - gopkg.in/yaml.v2: { recommendations: [sigs.k8s.io/yaml] }
           - gopkg.in/yaml.v3: { recommendations: [sigs.k8s.io/yaml] }
           - gotest.tools: { recommendations: [gotest.tools/v3] }