Only enable Java dependency minimisation when caching is enabled #4607

Job	Run time
Resolve environment (windows-latest, default)	1m 20s
Resolve environment (ubuntu-latest, default)	40s
Resolve environment (macos-latest, nightly-latest)	2m 1s
Resolve environment (ubuntu-latest, nightly-latest)	37s
Resolve environment (macos-latest, linked)	2m 9s
Resolve environment (windows-latest, linked)	2m 0s
Resolve environment (macos-latest, default)	1m 59s
Resolve environment (ubuntu-latest, linked)	28s
Resolve environment (windows-latest, nightly-latest)	2m 7s
	13m 21s

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