Add ppc64le support for base image #77

Job	Run time
Build base image (arm64-build, ubuntu-22.04-arm, arm64)	2m 0s
Build base image (ppc64le-build, ubuntu-22.04, ppc64le)	42s
Build base image (amd64-build, ubuntu-22.04, amd64)	2m 47s
Publish udi	0s
Build udi	0s
Build base image (ppc64le-build, ubuntu-22.04, ppc64le)	1m 15s
Build base image (arm64-build, ubuntu-22.04-arm, arm64)	2m 0s
Build base image (amd64-build, ubuntu-22.04, amd64)	2m 47s
Publish udi	0s
Build udi	0s
	11m 31s

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