[clang] [clang] Fix Clang language extension documentation markup for __builtin_arm_trap. (PR #85310)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Tom Honermann (tahonermann)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/85310.diff


1 Files Affected:

- (modified) clang/docs/LanguageExtensions.rst (+1-1) 


``````````diff
diff --git a/clang/docs/LanguageExtensions.rst b/clang/docs/LanguageExtensions.rst
index 9347703e96e21a..225736009d4869 100644
--- a/clang/docs/LanguageExtensions.rst
+++ b/clang/docs/LanguageExtensions.rst
@@ -3444,7 +3444,7 @@ Query for this feature with ``__has_builtin(__builtin_debugtrap)``.
 Query for this feature with ``__has_builtin(__builtin_trap)``.
 
 ``__builtin_arm_trap``
-------------------
+----------------------
 
 ``__builtin_arm_trap`` is an AArch64 extension to ``__builtin_trap`` which also accepts a compile-time constant value, encoded directly into the trap instruction for later inspection.
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/85310