Update V.gradle to v8 #2251

Job	Run time
bazel	1m 25s
bazel_aspect	3m 6s
check	4m 43s
Docker CLI tests (ubuntu-latest)	5m 10s
Maven tests (17)	2m 52s
Maven tests (11)	3m 9s
Maven tests (21)	2m 51s
Maven tests (8)	2m 50s
Tests (ubuntu-latest, 21)	7m 42s
Tests (ubuntu-latest, 17)	12m 25s
Tests (ubuntu-latest, 11)	14m 53s
Tests (ubuntu-latest, 8)	14m 17s
	1h 15m 23s

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