Add cleanup pipeline to remove unusable images #13

Job	Run time
cleanup (rhel-9.4)	47s
cleanup (tools-rippled-clang-format)	40s
cleanup (tools-rippled-pre-commit)	7s
cleanup (gcc)	5s
cleanup (ubuntu-jammy)	42s
cleanup (tools-rippled-prettier)	6s
cleanup (debian-bookworm)	2m 54s
cleanup (ubuntu-noble)	5m 25s
cleanup (rhel-9.6)	3m 2s
cleanup (tools-rippled-documentation)	23s
cleanup (debian-gcc)	16s
cleanup (debian-bullseye)	9s
	14m 36s

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