Remove helm jobs #415

Job	Run time
Clean up generated files	4m 0s
Images	5m 4s
Build multi-arch images	2m 43s
Compilation	1m 10s
Clusters	2m 12s
Deployment (operator)	3m 8s
Clean up clusters	2m 1s
Deployment (globalnet, operator)	2m 55s
E2E	3m 26s
Deployment (air-gap)	4m 34s
Multiple gateways support	1m 53s
Deployment (air-gap, globalnet)	4m 8s
Post mortem	2m 33s
Unit tests	1m 39s
Deployment (air-gap, lighthouse)	3m 29s
Deployment (air-gap, ovn)	9m 18s
Deployment (dual-stack)	4m 5s
Deployment (ovn)	11m 53s
Deployment (ovn-ic)	16m 24s
Deployment (operator, lighthouse)	4m 9s
Deployment (load-balancer)	3m 58s
Deployment (prometheus)	3m 26s
	1h 38m 8s

Provide feedback