Bump github.com/golang/protobuf from 1.5.3 to 1.5.4 #30909

Job	Run time
Check whether tests need to be run based on diff	20s
Build Antrea image to be used for Kind e2e tests	10m 43s
Build Flow Aggregator image to be used for Kind e2e tests	3m 29s
E2e tests on a Kind cluster on Linux with non default values (proxyAll=true, LoadBalancerMode=DSR...	48m 34s
E2e tests on a Kind cluster on Linux	48m 1s
API compatible with client version N-1	9m 31s
API compatible with client version N-2	8m 44s
E2e tests on a Kind cluster on Linux with all features enabled	1h 0m 25s
E2e tests on a Kind cluster on Linux for Flow Visibility	28m 26s
E2e tests on a Kind cluster on Linux (hybrid)	40m 6s
E2e tests on a Kind cluster on Linux (noEncap)	40m 7s
NetworkPolicy conformance tests on a Kind cluster on Linux	8m 33s
Antrea-native (VLAN) secondary network tests on a Kind cluster on Linux	3m 2s
Upgrade from Antrea version N-1	9m 46s
Upgrade from Antrea version N-2	9m 7s
Validate metrics in Prometheus document match running deployment's	2m 17s
Delete uploaded images	0s
	5h 31m 11s

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