[clang] [llvm] [ARM] [AArch32] Add support for Arm China STAR-MC1 CPU (PR #110085)

[Jonathan Thackray via llvm-commits]

https://github.com/jthackray commented:

Could you add `star-mc1` to clang/test/Driver/arm-cortex-cpus-2.c?

https://github.com/llvm/llvm-project/pull/110085