(Do not merge) Port of nvscorevariants into GATK, with a basic tool frontend #4673

Job	Run time
Validate generated WDLs using womtools	14m 8s
build and push gatk docker to artifacts	18m 9s
Validate script WDLs using womtools	51s
check if the environment has privileges	1s
WDL test RUN_CNV_GERMLINE_COHORT_WDL on cromwell	24m 21s
WDL test RUN_CNV_GERMLINE_CASE_WDL on cromwell	25m 28s
WDL test RUN_CNV_SOMATIC_WDL on cromwell	25m 12s
WDL test RUN_M2_WDL on cromwell	16m 46s
WDL test RUN_VCF_SITE_LEVEL_FILTERING_WDL on cromwell	28m 13s
Java 17.0.6+10 build and test cloud	17m 25s
Java 17.0.6+10 build and test integration	34m 10s
Java 17.0.6+10 build and test unit	21m 23s
Java 17.0.6+10 test on docker integration	36m 52s
Java 17.0.6+10 test on docker unit	22m 31s
Java 17.0.6+10 test on docker variantcalling	32m 10s
Java 17.0.6+10 test on docker conda	25m 47s
	5h 43m 27s

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