ci(Mergify): enforce linear history #2071

Job	Run time
Codegen	4m 2s
Mocks	2m 24s
Lint	2m 25s
Shellcheck	10s
Go build	2m 50s
Chart checks	15s
Scan images for security vulnerabilities	5m 6s
Docker Images	0s
Go test	7m 26s
Go ingress test e2e (7)	18m 53s
Go gateway test e2e (6)	22m 39s
Go mesh test e2e (1)	32m 37s
Go gateway test e2e (v1.19.16, Test traffic from client to backend service routing by FSM Gateway...	22m 56s
Integration Test with Tresor, SMI traffic policies, and egress disabled	10m 51s
Go mesh test e2e (2)	40m 47s
Go gateway test e2e (v1.21.14, Test traffic from client to backend service routing by FSM Gateway...	22m 22s
Go mesh test e2e (3)	38m 21s
Go gateway test e2e (v1.23.17, Test traffic from client to backend service routing by FSM Gateway...	22m 25s
Go mesh test e2e (4)	37m 55s
Go mesh test e2e (5)	38m 14s
Go mesh test e2e (v1.19.16, Test traffic flowing from client to server with a Kubernetes Service ...	14m 3s
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)	13m 18s
Go retry test e2e (9)	13m 34s
	6h 25m 40s

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