refactor(@angular/build): provide private component stylesheet bundli… #1769

Job	Run time
lint	2m 22s
build	24s
e2e_windows (windows-2025, 22, npm, 3)	30s
e2e_windows (windows-2025, 22, npm, 1)	42s
e2e_windows (windows-2025, 22, esbuild, 0)	30s
e2e_windows (windows-2025, 22, esbuild, 3)	42s
e2e_windows (windows-2025, 22, esbuild, 1)	29s
e2e_windows (windows-2025, 22, esbuild, 4)	50s
e2e_windows (windows-2025, 22, npm, 5)	31s
e2e_windows (windows-2025, 22, esbuild, 5)	51s
e2e_windows (windows-2025, 22, npm, 2)	28s
e2e_windows (windows-2025, 22, npm, 0)	37s
e2e_windows (windows-2025, 22, esbuild, 2)	30s
e2e_windows (windows-2025, 22, npm, 4)	40s
Browser Compatibility Tests	0s
test	0s
publish-snapshots	0s
e2e	0s
e2e-package-managers	0s
e2e-snapshots	0s
	10m 6s

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