Add e2e tests for BGPPolicy #32736

Job	Run time
Check whether tests need to be run based on diff	20s
Build Antrea image to be used for Kind e2e tests	4m 15s
Build Flow Aggregator image to be used for Kind e2e tests	2m 20s
E2e tests on a Kind cluster on Linux	3m 56s
E2e tests on a Kind cluster on Linux with all features enabled	4m 0s
API compatible with client version N-2	4m 3s
API compatible with client version N-1	4m 29s
E2e tests on a Kind cluster on Linux for Flow Visibility	5m 17s
E2e tests on a Kind cluster on Linux with non default values (proxyAll=true, LoadBalancerMode=DSR...	4m 10s
E2e tests on a Kind cluster on Linux (hybrid)	4m 7s
E2e tests on a Kind cluster on Linux (noEncap)	4m 17s
NetworkPolicy conformance tests on a Kind cluster on Linux	8m 16s
Antrea-native (VLAN) secondary network tests on a Kind cluster on Linux	3m 22s
Upgrade from Antrea version N-1	4m 10s
Upgrade from Antrea version N-2	4m 22s
Test installation using 'antctl check' command	3m 38s
Validate metrics in Prometheus document match running deployment's	1m 52s
Delete uploaded images	0s
	1h 6m 54s

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