[clang-tools-extra] [clang-tidy] Support LineFilter in .clang-tidy configuration files (PR #202575)

[Baranov Victor via cfe-commits]

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@@ -383,6 +361,34 @@ void applyWarningOptions(llvm::ArrayRef<std::string> ExtraArgs,
   }
 }
 
+bool passesTidyLineFilter(const tidy::ClangTidyOptions &Options,
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vbvictor wrote:

Can we reuse this from clang-tidy lib? We are linking it anyway inside clangd.
This brings some refactoring from tidy side but IMO it's a lot better than line-by-line code diplication.

https://github.com/llvm/llvm-project/pull/202575