Enhancement: Bump kubectl 1.30 variants to 1.30.3 #452

Job	Run time
build-1-15-12	1m 26s
build-1-16-15	1m 36s
build-1-17-17	1m 19s
build-1-14-10	1m 20s
build-1-18-20	1m 20s
build-1-19-16	1m 25s
build-1-20-15	1m 31s
build-1-21-14	1m 37s
build-1-22-17	1m 26s
build-1-23-17	1m 34s
build-1-24-17	1m 25s
build-1-25-16	1m 32s
build-1-26-15	1m 28s
build-1-27-15	1m 31s
build-1-28-11	1m 32s
build-1-29-6	1m 39s
build-1-30-3	1m 39s
test-nogitdiff	20s
publish-draft-release	0s
update-draft-release	0s
update-dockerhub-description	0s
	25m 40s

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