refactor(@schematics/angular): update type usage to support isolated … #610

Job	Run time
build-e2e-windows	24s
build	20s
lint	1m 49s
publish-snapshots	0s
test	0s
e2e	-1s
e2e-package-managers	-1s
Browser Compatibility Tests	-1s
e2e-snapshots	-1s
e2e-windows	-1s
	2m 28s

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