[clang-tools-extra] [clang-tidy][NFC] use local config in test cases (PR #120004)

[Carlos Galvez via cfe-commits]

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@@ -115,6 +115,10 @@ Improvements to clang-tidy
 - Improved :program:`run-clang-tidy.py` script. Fixed minor shutdown noise
   happening on certain platforms when interrupting the script.
 
+- Removed :program:`clang-tidy`'s global options for most of checks. All options
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carlosgalvezp wrote:

Typically we are explicit about which options and which checks have been affected. It's rather verbose and painful, but currently this release note doesn't really tell much to the users.

https://github.com/llvm/llvm-project/pull/120004