Add release note.

Author: hokein

clang/docs/ReleaseNotes.rst

@@ -696,6 +696,9 @@ Bug Fixes in This Version
 - Clang now accepts recursive non-dependent calls to functions with deduced
   return type.
   Fixes (`#71015 <https://github.com/llvm/llvm-project/issues/71015>`_)
+- Fix crashes when using the binding decl from an invalid structured binding.
+  Fixes (`#67495 <https://github.com/llvm/llvm-project/issues/67495>`_) and
+  (`#72198 <https://github.com/llvm/llvm-project/issues/72198>`_)
 
 
 Bug Fixes to Compiler Builtins