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

[Congcong Cai via cfe-commits]

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@@ -0,0 +1,58 @@
+// RUN: %check_clang_tidy %s readability-redundant-parentheses %t
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HerrCai0907 wrote:

Not sure if this is necessary, since it seems that this check has no standard-related content.

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