Block a Pod's IP packets until its NetworkPolicies are realized #29752

Job	Run time
Check whether tests need to be run based on diff	32s
Verify docs and spelling	1m 2s
Go benchmark test	8m 38s
Build Antrea and antctl binaries	9m 39s
Golangci-lint (ubuntu-latest)	14m 59s
Golangci-lint (macos-latest)	9m 12s
Integration test	10m 16s
Unit test (ubuntu-latest)	6m 6s
Unit test (windows-2022)	10m 24s
Check tidy, code generation and manifest	5m 38s
Build Antrea Windows binaries	1m 49s
	1h 18m 15s

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