Fix release notes

Author: Stylie777

clang/docs/ReleaseNotes.rst

@@ -419,7 +419,7 @@ Bug Fixes to Attribute Support
 - No longer crashing on ``__attribute__((align_value(N)))`` during template
   instantiation when the function parameter type is not a pointer or reference.
   (#GH26612)
-- The ``+nosimd`` attribute is now fully supported. Previously, this had no effect when being used with
+- The ``+nosimd`` attribute is now fully supported for AArch32. Previously, this had no effect when being used with
   AArch32 targets, however this will now disable NEON instructions being generated. The ``simd`` option is 
   also now printed when the ``--print-supported-extensions`` option is used.