Fix masm flags (#15417)
### Description
Fix onnxruntime_mlas build failure with cmake 3.26. Updated CMAKE
generator expression to make sure certain complier flags only apply for
C/CXX compiler.
### Motivation and Context
CMake changed the behavior of ASM_MASM in version 3.26. See
https://gitlab.kitware.com/cmake/cmake/-/issues/24639.
This also fixed the issue of #15101
