Release version 12.1.2 #1014

Job	Run time
build-jvm-matrix	1s
build (ubuntu-latest, 21)	9m 23s
build (ubuntu-latest, 17)	10m 47s
build (ubuntu-latest, 11)	11m 5s
build (ubuntu-latest, 8)	9m 57s
build (windows-latest, 21)	13m 40s
build (windows-latest, 17)	13m 19s
build (windows-latest, 11)	14m 10s
build (windows-latest, 8)	12m 23s
check_bashisms	2m 17s
check_samples (ubuntu-latest)	2m 0s
check_samples (windows-latest)	3m 49s
	1h 42m 51s

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