refactor(@angular/cli): remove unused update requirements metadata field #608

Job	Run time
lint	2m 15s
build	20s
build-e2e-windows	21s
test	0s
Browser Compatibility Tests	-1s
publish-snapshots	-1s
e2e-snapshots	-1s
e2e	-1s
e2e-package-managers	-1s
e2e-windows	0s
	2m 51s

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