[lld] [llvm] [docs] Update release notes for APX relocation types (PR #118575)

[Fangrui Song via llvm-commits]

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@@ -35,6 +35,11 @@ ELF Improvements
   globally changing the semantics of section matching. It also independently
   increases the expressive power of linker scripts.
   (`#95323 <https://github.com/llvm/llvm-project/pull/95323>`_)
+* Supported relocation types for X86_64 target:
+  * ``R_X86_64_CODE_4_GOTPCRELX`` (`#109783 <https://github.com/llvm/llvm-project/pull/109783>`_ and `#116737 <https://github.com/llvm/llvm-project/pull/116737>`_)
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MaskRay wrote:

X86_64 => x86-64

https://github.com/llvm/llvm-project/pull/118575