fix(@angular/build): provide direct debugging support for unit test b… #7898

Job	Run time
lint	1m 27s
build	1m 28s
e2e_windows (windows-2025, 22, npm, 0)	1m 17s
e2e_windows (windows-2025, 22, npm, 1)	1m 18s
e2e_windows (windows-2025, 22, npm, 2)	1m 17s
e2e_windows (windows-2025, 22, npm, 3)	1m 17s
e2e_windows (windows-2025, 22, npm, 4)	1m 15s
e2e_windows (windows-2025, 22, npm, 5)	1m 17s
e2e_windows (windows-2025, 22, esbuild, 0)	1m 14s
e2e_windows (windows-2025, 22, esbuild, 1)	1m 12s
e2e_windows (windows-2025, 22, esbuild, 2)	1m 17s
e2e_windows (windows-2025, 22, esbuild, 3)	1m 17s
e2e_windows (windows-2025, 22, esbuild, 4)	1m 17s
e2e_windows (windows-2025, 22, esbuild, 5)	1m 14s
Browser Compatibility Tests	1s
test	1s
publish-snapshots	1s
e2e	1s
e2e-package-managers	1s
e2e-snapshots	1s
	18m 13s

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