Fix OUT_IMAGE_VERSION set for the validator image in ngc release jobs #789

Job	Run time
validate-helm-values	25s
validate-csv	28s
helm-lint	10s
go-check	2m 3s
unit tests	50s
go-build	1m 43s
build-gpu-operator (ubi9)	17m 34s
build-gpu-operator-validator (ubi9)	11m 20s
e2e-tests-nvidiadriver	36m 35s
e2e-tests-containerd	52m 31s
	2h 3m 39s

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