Bump aquasecurity/trivy-action from 0.17.0 to 0.18.0 #96

Job	Run time
Check whether tests need to be run based on diff	16s
Build Antrea image to be used for Kind e2e tests	10m 52s
Build Flow Aggregator image to be used for Kind e2e tests	3m 50s
E2e tests on a Kind cluster on Linux with non default values (proxyAll=true, LoadBalancerMode=DSR...	47m 1s
E2e tests on a Kind cluster on Linux	45m 22s
E2e tests on a Kind cluster on Linux with all features enabled	56m 15s
API compatible with client version N-1	9m 24s
API compatible with client version N-2	8m 55s
E2e tests on a Kind cluster on Linux (hybrid)	37m 21s
E2e tests on a Kind cluster on Linux for Flow Visibility	32m 23s
E2e tests on a Kind cluster on Linux (noEncap)	37m 4s
NetworkPolicy conformance tests on a Kind cluster on Linux	8m 40s
Antrea-native (VLAN) secondary network tests on a Kind cluster on Linux	2m 56s
Upgrade from Antrea version N-1	9m 4s
Upgrade from Antrea version N-2	9m 13s
Validate metrics in Prometheus document match running deployment's	2m 14s
Delete uploaded images	3s
	5h 20m 53s

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