[clang-tools-extra] [clang-tidy] add readability-redundant-parentheses (PR #159911)

[Victor Chernyakin via cfe-commits]

================
@@ -0,0 +1,34 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTPARENTHESESCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTPARENTHESESCHECK_H
+
+#include "../ClangTidyCheck.h"
+#include "clang/Basic/LangOptions.h"
+
+namespace clang::tidy::readability {
+
+/// Detect redundant parentheses.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-parentheses.html
----------------
localspook wrote:

New style:
```suggestion
/// https://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-parentheses.html
```

https://github.com/llvm/llvm-project/pull/159911