refactor(@angular/cli): isolate `ng add` version filtering logic #1834

Job	Run time
lint	3s
build	24s
e2e_windows (windows-2025, 22, npm, 5)	3s
e2e_windows (windows-2025, 22, npm, 0)	39s
e2e_windows (windows-2025, 22, esbuild, 0)	29s
e2e_windows (windows-2025, 22, npm, 1)	2s
e2e_windows (windows-2025, 22, npm, 2)	56s
e2e_windows (windows-2025, 22, npm, 4)	30s
e2e_windows (windows-2025, 22, esbuild, 3)	29s
e2e_windows (windows-2025, 22, esbuild, 5)	3s
e2e_windows (windows-2025, 22, esbuild, 4)	40s
e2e_windows (windows-2025, 22, esbuild, 2)	33s
e2e_windows (windows-2025, 22, npm, 3)	33s
e2e_windows (windows-2025, 22, esbuild, 1)	25s
Browser Compatibility Tests	0s
test	0s
publish-snapshots	0s
e2e	0s
e2e-snapshots	0s
e2e-package-managers	0s
	5m 49s

Provide feedback