[clang-tools-extra] [clang-tidy][NFC] fix `clang-tidy` warnings in `clang-tools-extra/clang-tidy` directory (PR #136097)

[Baranov Victor via cfe-commits]

================
@@ -209,12 +209,14 @@ bool isQualificationConvertiblePointer(QualType From, QualType To,
   // cv-decomposition of T, that is, cv_1, cv_2, ... , cv_n, is called the
   // cv-qualification signature of T.
 
-  auto isValidP_i = [](QualType P) {
+  // NOLINTNEXTLINE (readability-identifier-naming): Preserve original notation
----------------
vbvictor wrote:

I could delete underscore and delete my nolint, but here I think it's better to have it

https://github.com/llvm/llvm-project/pull/136097