[libunwind] [libunwind] Use consistent indentation in `__libunwind_config.h` (PR #152861)

[Heejin Ahn via cfe-commits]

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@@ -11,6 +11,8 @@
 
 #define _LIBUNWIND_VERSION 15000
 
+// Disable clang-format as it makes the huge conditions unreadable.
+// clang-format off
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aheejin wrote:

Sorry maybe I'm missing something, but your change doesn't look like it's flattening everything:
<img width="793" height="220" alt="image" src="https://github.com/user-attachments/assets/9d4fe881-5723-4fb2-8b4a-5d2599877b94" />
Also the PR description says "use consistent indentation", not "remove all indentation"

https://github.com/llvm/llvm-project/pull/152861