Add Arm China STAR-MC3 port support #3200

Job	Run time
CMake Example with Native GCC	23s
WIN32 MingW	3m 0s
GCC MicroBlaze Toolchain	4m 2s
WIN32 MSVC	2m 43s
Native GCC (macos-latest)	2m 52s
Native GCC (ubuntu-latest)	2m 8s
GNU MSP430 Toolchain	2m 22s
GNU ARM Toolchain	1m 53s
	19m 23s

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