[clang-tools-extra] [clang-tidy][use-internal-linkage] fix false positive for consteval function (PR #122141)

[Paweł Bylica via cfe-commits]

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@@ -0,0 +1,3 @@
+// RUN: %check_clang_tidy -std=c++20 %s misc-use-internal-linkage %t -- -- -I%S/Inputs/use-internal-linkage
+
+consteval void gh122096() {}
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chfast wrote:

Can you also check `constexpr void func_constexpr()`?

https://github.com/llvm/llvm-project/pull/122141