[clang] Carving out -Wformat warning about scoped enums into a subwarning (PR #88595)

[Aaron Ballman via cfe-commits]

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@@ -12,8 +12,8 @@
 // RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -std=c11 -fsyntax-only -Wformat -verify=okay %s
 
 // Verify that -Wformat-signedness with -Wno-format are not reported (gcc compat).
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AaronBallman wrote:

Yes, this is intentional, see the discussion at: https://github.com/llvm/llvm-project/issues/81647#issuecomment-2030070508

https://github.com/llvm/llvm-project/pull/88595