[clang-tools-extra] [clang-tidy] new check readability-mark-static (PR #90830)

[via cfe-commits]

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@@ -1,7 +1,7 @@
-.. title:: clang-tidy - readability-unnecessary-external-linkage
+.. title:: clang-tidy - misc-use-internal-linkage
 
-readability-unnecessary-external-linkage
-========================================
+misc-use-internal-linkage
+=========================
 
 Detects variable and function can be marked as static.
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EugeneZelenko wrote:

Please synchronize with Release Notes after change there.

https://github.com/llvm/llvm-project/pull/90830