[llvm] [GitHub] Bump clang-tidy version to 21th in CI (PR #160551)

[Baranov Victor via llvm-commits]

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@@ -19,8 +19,6 @@ jobs:
     defaults:
       run:
         shell: bash
-    container:
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vbvictor wrote:

> We should probably be setting up a container with just clang-tidy and just clang-format

Very much in favor of it

https://github.com/llvm/llvm-project/pull/160551