[clang-tools-extra] [clang-tidy] Add `readability-redundant-tag` check (PR #210007)

[via cfe-commits]

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@@ -202,6 +202,8 @@ class ReadabilityModule : public ClangTidyModule {
         "readability-use-concise-preprocessor-directives");
     CheckFactories.registerCheck<UseStdMinMaxCheck>(
         "readability-use-std-min-max");
+    CheckFactories.registerCheck<RedundantTagCheck>(
+        "readability-redundant-tag");
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EugeneZelenko wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/210007