Remove more unnecessary scenarios from HWIntrinsic test templates and fix timeout...

Remove more unnecessary scenarios from HWIntrinsic test templates and fix timeout/failure (#85026)

* Remove unnecessary scenarios from other HWIntrinsic templates

* Remove ClsVar scenarios from HWIntrinsic test templates

* Removing ClassLclFld scenarios from the HWIntrinsic test templates

* Divide the original striping between the split hwintrinsic test projects

* Minor formatting change to trigger JIT tests

* Allow Avx512 tests to run in Pri0

* Ensure that crossgen correctly handles the VL nested class

* Fixing an issue with NI_AVX512F_ConvertToVector256Int32 for TYP_DOUBLE

* Fixing a couple small test failures that were masked

* Fix a mistyped intrinsic id