Add link hook to `package:intl4x` #462

Job	Run time
build_fetch (ubuntu-latest)	1m 15s
build_local (ubuntu-latest, dynamic)	1m 46s
build_fetch (windows-latest)	1m 20s
build_checkout (dev, ubuntu-latest)	10m 14s
build_checkout (dev, windows-latest)	10m 4s
build_fetch (macos-latest)	1m 23s
build_checkout (dev, macos-latest)	9m 58s
build_local (ubuntu-latest, static)	1m 40s
build_local (macos-latest, dynamic)	1m 47s
build_local (macos-latest, static)	1m 50s
build_local (windows-latest, dynamic)	4m 9s
build_local (windows-latest, static)	3m 56s
	49m 22s

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