[clang] [AArch64] Compact scalable-vector intrinsic maps (PR #202618)

[Andrzej Warzyński via cfe-commits]

https://github.com/banach-space commented:

> On an LLVM 22.1.7 arm64 release build, stripped standalone clang shrinks from 115,097,192 to 114,816,456 bytes, saving 280,736 bytes (0.244%).

Wow, that's quite a saving! All in all, LG. I've left some minor comments/suggestions.

Thank you for implementing this!

https://github.com/llvm/llvm-project/pull/202618