feat(@angular/build): add headless mode for vitest browser mode #1482

Job	Run time
list	28s
workflow (modules-builder-tests)	1m 52s
workflow (build-unit-tests)	2m 6s
workflow (devkit-core-tests)	1m 12s
workflow (build-cli)	1m 31s
workflow (devkit-core-tests-rerun)	1m 22s
	8m 31s

Provide feedback