[clang-tools-extra] [clang-tidy] detect redundant uses of LLVM's cast, dyn_cast (PR #189274)

[Henrik G. Olsson via cfe-commits]

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@@ -1,9 +1,5 @@
 BasedOnStyle: LLVM
 InsertNewlineAtEOF: true
-KeepEmptyLines:
-  AtEndOfFile: false
-  AtStartOfBlock: false
-  AtStartOfFile: false
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hnrklssn wrote:

My bad, meant to only remove these temporarily because they weren't recognised by my version of clang-format. Will revert this change.

https://github.com/llvm/llvm-project/pull/189274