Auto merge of #79938 - tmiasko:stdarch, r=Amanieu
Auto merge of #79938 - tmiasko:stdarch, r=Amanieu

Update stdarch submodule

Changes included:

* Use a bootstrap guard for modules with new target features
* Avoid calling intrinsics with invalid const arguments
* Avx512bw
* Avx512cd
* Add AVX512BITALG
* Add GFNI Intrinsics
* Add AVX512VPOPCNTDQ Intrinsics
* Add VPCLMULQDQ Intrinsics
* Avx512bw
* Reimplement `_xgetbv` with LLVM intrinsics
* Avx512bw
* Add reamained vmax and vmin via auto-generated code
* Add VAES intrinsics

Fixes #56483.

aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,graydon/rust