fix(@angular/build): correct handling of response/request errors #775

Job	Run time
list	27s
workflow (build-cli)	1m 36s
workflow (modules-builder-tests)	1m 37s
workflow (devkit-core-tests)	1m 22s
workflow (devkit-core-tests-rerun)	1m 18s
workflow (build-unit-tests)	2m 8s
	8m 28s

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