Don't fail E2E test if AfterEach/AfterSuite fails #546

Job	Run time
Images	1m 33s
Clean up generated files	38s
Compilation	41s
Clusters	1m 38s
Clean up clusters	1m 34s
Build multi-arch images	2m 19s
Deployment (operator)	2m 34s
E2E	3m 5s
Multiple gateways support	1m 42s
Deployment (helm)	2m 13s
Post mortem	1m 58s
Deployment (globalnet, operator)	2m 42s
Unit tests	1m 31s
Deployment (globalnet, helm)	2m 4s
Deployment (air-gap)	2m 49s
Deployment (air-gap, globalnet)	2m 59s
Deployment (air-gap, lighthouse)	2m 54s
Deployment (air-gap, ovn)	8m 56s
Deployment (dual-stack)	2m 32s
Deployment (ovn)	8m 32s
Deployment (ovn-ic)	8m 47s
Deployment (operator, lighthouse)	2m 36s
Deployment (helm, lighthouse)	2m 14s
Deployment (load-balancer)	2m 59s
Deployment (prometheus)	2m 39s
	1h 14m 9s

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