Bump actions/setup-java from 3 to 4 #510

Job	Run time
build (ubuntu-latest, 11, Client, false)	9m 8s
build (ubuntu-latest, 11, Server, false)	21m 51s
build (ubuntu-latest, 11, Core, false)	14m 0s
build (ubuntu-latest, 11, External, false)	12m 28s
build (ubuntu-latest, 11, Check-Updated-License-Files, false)	10m 17s
build (ubuntu-latest, 11, Integration-Test, false)	8m 18s
build (ubuntu-latest, 17, Client, false)	8m 24s
build (ubuntu-latest, 17, Server, false)	23m 55s
build (ubuntu-latest, 17, Core, false)	12m 32s
build (ubuntu-latest, 17, External, false)	14m 30s
build (ubuntu-latest, 17, Check-Updated-License-Files, false)	11m 1s
build (ubuntu-latest, 17, Integration-Test, false)	11m 46s
build (ubuntu-latest, 21, Client, false)	10m 2s
build (ubuntu-latest, 21, Server, false)	24m 22s
build (ubuntu-latest, 21, Core, false)	16m 39s
build (ubuntu-latest, 21, External, false)	14m 52s
build (ubuntu-latest, 21, Check-Updated-License-Files, false)	9m 25s
build (ubuntu-latest, 21, Integration-Test, false)	9m 22s
	4h 2m 52s

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