feat(@angular/build): add `browserViewport` option for vitest browser… #2021

Job	Run time
list	23s
workflow (modules-builder-tests)	1m 52s
workflow (devkit-core-tests)	1m 23s
workflow (build-cli)	1m 38s
workflow (devkit-core-tests-rerun)	1m 32s
workflow (build-unit-tests)	2m 23s
	9m 11s

Provide feedback