[clang-tools-extra] added option `google-readability-namespace-comments.AllowNoNamespaceComments` (PR #124265)

[via cfe-commits]

================
@@ -184,6 +189,11 @@ void NamespaceCommentCheck::check(const MatchFinder::MatchResult &Result) {
       ND->isAnonymousNamespace() ? "anonymous namespace"
                                  : ("namespace '" + *NamespaceNameAsWritten + "'");
 
+  // If no namespace comment is allowed
+  if(!hasComment && AllowNoNamespaceComments) {
----------------
EugeneZelenko wrote:

```suggestion
  if (!hasComment && AllowNoNamespaceComments) {
```

https://github.com/llvm/llvm-project/pull/124265