[clang] [ARM][AARCH64][NEON]: Wrong return type of NEON intrinsic vqrshrunh_n_s16, vqrshruns_n_s32, and vqrshrund_n_s64 in arm_neon.h (PR #80819)

[Jonathan Thackray via cfe-commits]

jthackray wrote:

The author (Gleb) doesn't yet have llvm commit access, so has asked me to merge it for him.

https://github.com/llvm/llvm-project/pull/80819