[clang] [CIR] Upstream convert to mask builtins in CIR codegen (PR #171694)

[Andy Kaylor via cfe-commits]

================
@@ -951,6 +951,17 @@ __m256i test_mm256_movm_epi32(__mmask8 __A) {
   return _mm256_movm_epi32(__A); 
 }
 
+__m512i test_mm512_movm_epi32(__mmask16 __A) {
----------------
andykaylor wrote:

Again, this is modifying the wrong version of the test.

https://github.com/llvm/llvm-project/pull/171694