Pass cargo clippy #581

Job	Run time
lint-yaml	7s
build-rust	5m 27s
build-and-push-image	36m 14s
build-and-push-image-ipmitool	35s
build-and-push-image-bootstrap-node	1m 30s
build-and-push-image-ipxe	6m 48s
build-and-push-image-upgrade-csi-rook-ceph	29s
build-and-push-image-upgrade-csi-s3	29s
build-and-push-image-upgrade-fabric-mellanox	40s
build-and-push-image-snapshot-git	30s
build-and-push-image-upgrade-gpu-nvidia	38s
build-and-push-image-upgrade-kiss	33s
build-and-push-image-kiss-optimizer-wifi	27s
build-and-push-image-vine-desktop-alpine	41s
build-and-push-image-vine-dex	24s
build-and-push-image-vine-x11vnc	1m 1s
build-and-push-image-vine-novnc	43s
build-and-push-image-wsmancli	23s
release	16s
	57m 55s

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