Updated legend in grafana Liqo dashboard #530

Job	Run time
Preliminary configuration	3s
liqoctl (linux, arm64)	2m 35s
liqoctl (linux, amd64)	2m 41s
build (cert-creator)	40s
liqoctl (linux, arm)	2m 35s
build (crd-replicator)	33m 27s
liqoctl (windows, amd64)	2m 32s
build (ipam)	36m 34s
liqoctl (darwin, arm64)	2m 34s
build (liqo-controller-manager)	43m 46s
liqoctl (darwin, amd64)	2m 41s
build (webhook)	33m 17s
build (uninstaller)	23m 13s
build (virtual-kubelet)	37m 36s
build (metric-agent)	31m 24s
build (telemetry)	32m 2s
build (proxy)	25s
build (gateway)	37m 35s
build (gateway/wireguard)	36m 15s
build (gateway/geneve)	33m 2s
build (fabric)	36m 25s
post-build	1s
release	0s
e2e-test-trigger	0s
	7h 11m 23s

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