[clang-tools-extra] [clang-tidy] suggest fix it hints for string concat (PR #188430)

[Zeyi Xu via cfe-commits]

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@@ -40,40 +41,190 @@ void InefficientStringConcatenationCheck::registerMatchers(
           hasDescendant(BasicStringPlusOperator))
           .bind("plusOperator");
 
+ 
+
+   /*  const auto AssignOperator =
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zeyi2 wrote:

If this code block is not needed, would you please remove it? Same as below

https://github.com/llvm/llvm-project/pull/188430