refactor(@ngtools/webpack): support optional baseUrl with tsconfig paths #3150

Job	Run time
list	17s
workflow (devkit-core-tests-rerun)	1m 45s
workflow (modules-builder-tests)	2m 14s
workflow (build-cli)	1m 48s
workflow (build-unit-tests)	2m 31s
workflow (devkit-core-tests)	1m 22s
	9m 57s

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