test: add e2e testcases for Gateway with NodeLevel sidecar #2116

Job	Run time
Codegen	4m 15s
Lint	2m 12s
Mocks	2m 18s
Go build	2m 39s
Chart checks	6s
Docker Images	0s
Scan images for security vulnerabilities	5m 18s
Shellcheck	5s
Go test	7m 28s
Go ingress test e2e (10)	18m 34s
Integration Test with Tresor, SMI traffic policies, and egress disabled	11m 11s
Go gateway test e2e (6)	19m 59s
Go mesh test e2e (1)	33m 2s
Go gateway test e2e (7)	19m 43s
Go mesh test e2e (2)	40m 44s
Go gateway test e2e (v1.19.16, 6)	19m 57s
Go mesh test e2e (3)	38m 52s
Go gateway test e2e (v1.19.16, 7)	19m 57s
Go mesh test e2e (4)	38m 1s
Go gateway test e2e (v1.21.14, 6)	19m 57s
Go mesh test e2e (5)	37m 14s
Go gateway test e2e (v1.21.14, 7)	19m 57s
Go gateway test e2e (v1.23.17, 6)	20m 2s
Go mesh test e2e (v1.19.16, Test traffic flowing from client to server with a Kubernetes Service ...	13m 27s
Go gateway test e2e (v1.23.17, 7)	19m 50s
Go mesh test e2e (v1.27.11, Test traffic flowing from client to server with a Kubernetes Service ...	12m 7s
Go statefulset test e2e (8)	14m 26s
Go retry test e2e (9)	13m 54s
	7h 35m 15s

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