[clang] [Clang] Support multilibs on Windows (PR #200212)

[Joseph Huber via cfe-commits]

================
@@ -314,6 +314,9 @@ Non-comprehensive list of changes in this release
 
 - Updated support for Unicode from 15.1 to 18.0.
 
+- Linux and Windows toolchains now support Clang multilib support
----------------
jhuber6 wrote:

I just slightly modified it, simple it's just a release note.

https://github.com/llvm/llvm-project/pull/200212