[clang] [Clang][Headers] Fix tgmath.h incompatibility with Glibc (PR #161301)

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git-clang-format --diff origin/main HEAD --extensions h -- clang/lib/Headers/tgmath.h
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``````````diff
diff --git a/clang/lib/Headers/tgmath.h b/clang/lib/Headers/tgmath.h
index e79e84b1c..594e44d55 100644
--- a/clang/lib/Headers/tgmath.h
+++ b/clang/lib/Headers/tgmath.h
@@ -17,7 +17,8 @@
  * platforms. This is done after #include <math.h> to avoid depcycle conflicts
  * between libcxx and darwin in C++ modules builds.
  */
-#if (defined(__APPLE__) && __STDC_HOSTED__ && __has_include_next(<tgmath.h>)) || defined(__GLIBC__)
+#if (defined(__APPLE__) && __STDC_HOSTED__ &&                                  \
+     __has_include_next(<tgmath.h>)) || defined(__GLIBC__)
 #  include_next <tgmath.h>
 #else
 

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https://github.com/llvm/llvm-project/pull/161301