build: simplify unit test target names #1264

Job	Run time
list	28s
workflow (modules-builder-tests)	46s
workflow (build-unit-tests)	1m 1s
workflow (devkit-core-tests)	45s
workflow (devkit-core-tests-rerun)	46s
workflow (build-cli)	1m 1s
	4m 47s

Provide feedback