Move cpp templates to check-dist #184

Job	Run time
build (cpp, macos-latest)	2m 7s
build (js, ubuntu-latest)	1m 18s
build (cpp, ubuntu-latest)	1m 48s
build (rust, ubuntu-latest)	5m 35s
build (rust, macos-latest)	7m 10s
build (js, macos-latest)	1m 15s
build (rustjswasm, ubuntu-latest)	7m 58s
build (python, ubuntu-latest)	1m 4s
build (jupyter, ubuntu-latest)	2m 1s
build (jupyter, macos-latest)	2m 29s
build (rustjswasm, macos-latest)	11m 53s
build (python, macos-latest)	46s
build (cppjswasm, macos-latest)	1m 59s
build (cppjswasm, ubuntu-latest)	2m 26s
	49m 49s

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