KEP-2170: Adding validation webhook for v2 trainjob #1610

Job	Run time
integration-test (v1.29.2, none, 3.10)	16m 22s
integration-test (v1.27.11, none, 3.11)	16m 48s
integration-test (v1.28.7, none, 3.8)	16m 16s
integration-test (v1.29.2, scheduler-plugins, 3.9)	15m 32s
integration-test (v1.27.11, scheduler-plugins, 3.10)	16m 54s
integration-test (v1.28.7, scheduler-plugins, 3.11)	17m 9s
integration-test (v1.29.2, volcano, 3.8)	15m 53s
integration-test (v1.27.11, volcano, 3.9)	15m 40s
integration-test (v1.28.7, volcano, 3.10)	16m 1s
	2h 26m 35s

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