Also load `ip6_tables` when trying to load `ip_tables` #594

Job	Run time
Generate Jobs	42s
27.0.0-rc.2-cli, 27.0.0-rc.2-dind, 27.0.0-rc.2-dind-rootless	1m 1s
27.0.0-rc.2-windowsservercore-ltsc2022	12m 7s
27.0.0-rc.2-windowsservercore-1809	14m 10s
26.1.4-cli, 26.1.4-dind, 26.1.4-dind-rootless	1m 8s
26.1.4-windowsservercore-ltsc2022	10m 36s
26.1.4-windowsservercore-1809	17m 59s
25.0.5-cli, 25.0.5-dind, 25.0.5-dind-rootless	1m 1s
25.0.5-windowsservercore-ltsc2022	9m 55s
25.0.5-windowsservercore-1809	13m 20s
24.0.9-cli, 24.0.9-dind, 24.0.9-dind-rootless	59s
24.0.9-windowsservercore-ltsc2022	9m 45s
24.0.9-windowsservercore-1809	13m 18s
	1h 46m 1s

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