Bump bitnami/kafka from 3.9.0 to 4.0.0 in /docker/kafka (#6057) #13004

Job	Run time
setup-environment	1m 21s
gofmt	6m 59s
tidy	1m 53s
coverage	11m 37s
generate-metrics	5m 36s
lint	16m 42s
test	16m 35s
cross-compile (binaries-darwin_amd64)	5m 14s
cross-compile (binaries-darwin_arm64)	5m 23s
cross-compile (binaries-linux_amd64)	5m 18s
cross-compile (binaries-linux_arm64)	5m 6s
cross-compile (binaries-windows_amd64)	5m 20s
cross-compile (binaries-linux_ppc64le)	5m 6s
	1h 32m 10s

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