Merge pull request #57177 from liggitt/rbac-log

Automatic merge from submit-queue (batch tested with PRs 56386, 57204, 55692, 57107, 57177). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Raise RBAC DENY log level

Fixes #46877 
Fixes https://github.com/kubernetes/kubernetes/issues/55821

Can still be logged verbosely with `--vmodule=rbac*=5` if desired

```release-note
NONE
```

plugin/pkg/auth/authorizer/rbac/rbac.go

@@ -79,7 +79,7 @@ func (r *RBACAuthorizer) Authorize(requestAttributes authorizer.Attributes) (aut
 
 	// Build a detailed log of the denial.
 	// Make the whole block conditional so we don't do a lot of string-building we won't use.
-	if glog.V(2) {
+	if glog.V(5) {
 		var operation string
 		if requestAttributes.IsResourceRequest() {
 			b := &bytes.Buffer{}