[clang] [Clang][Docs] Add release note for execute-only support on AArch64 (PR #134802)

[Csanád Hajdú via cfe-commits]

https://github.com/Il-Capitano created https://github.com/llvm/llvm-project/pull/134802

None

>From c48168df95781b8fe5d6f72c9bdcbe1ad6a94fe5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Csan=C3=A1d=20Hajd=C3=BA?= <csanad.hajdu at arm.com>
Date: Tue, 8 Apr 2025 09:47:46 +0200
Subject: [PATCH] [Clang][Docs] Add release note for execute-only support on
 AArch64

---
 clang/docs/ReleaseNotes.rst | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index e671183522565..2ca9b0e4b0ae1 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -190,6 +190,9 @@ Modified Compiler Flags
 
 - The compiler flag `-fbracket-depth` default value is increased from 256 to 2048. (#GH94728)
 
+- The ``-mexecute-only`` and ``-mpure-code`` flags are now accepted for AArch64 targets,
+  allowing the generation of binaries with executable-only code sections. (#GH125688)
+
 Removed Compiler Flags
 -------------------------