fix(@angular-devkit/build-angular): update http-proxy-middleware to 3… #3902

Job	Run time
list	41s
workflow (modules-builder-tests)	2m 10s
workflow (devkit-core-tests-rerun)	2m 0s
workflow (build-unit-tests)	2m 36s
workflow (devkit-core-tests)	1m 39s
workflow (build-cli)	1m 54s
	11m 0s

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