Add more RGBLINK tests #4226

Job	Run time
cygwin (32)	6m 23s
freebsd	30m 1s
cygwin (64)	7m 1s
macos-static	2m 36s
unix (ubuntu-20.04, g++, make)	5m 36s
unix (ubuntu-20.04, g++, cmake)	5m 54s
windows (32, windows-2019)	6m 5s
unix (ubuntu-20.04, clang++, make)	6m 22s
windows (32, windows-2022)	6m 28s
unix (ubuntu-20.04, clang++, cmake)	6m 33s
windows (64, windows-2019)	6m 43s
unix (ubuntu-22.04, g++, make)	8m 45s
windows (64, windows-2022)	6m 22s
unix (ubuntu-22.04, g++, cmake)	7m 6s
unix (ubuntu-22.04, clang++, make)	4m 14s
unix (ubuntu-22.04, clang++, cmake)	4m 53s
windows-mingw-build (32)	2m 3s
unix (macos-14, clang++, make)	6m 58s
windows-mingw-build (64)	1m 8s
unix (macos-14, clang++, cmake)	7m 50s
windows-mingw-testing (windows-2019, 32)	4m 33s
windows-mingw-testing (windows-2019, 64)	4m 36s
windows-mingw-testing (windows-2022, 32)	4m 37s
windows-mingw-testing (windows-2022, 64)	4m 40s
	2h 37m 27s

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