fix(@angular/ssr): support '*' in allowedHosts and warn about securit… #2892

Job	Run time
lint	2m 10s
build-e2e-windows	19s
build	22s
e2e-windows	-1s
Browser Compatibility Tests	0s
publish-snapshots	0s
e2e	-1s
e2e-snapshots	-1s
e2e-package-managers	-1s
test	-1s
	2m 46s

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