Add e2e test for the NodeLatencyMonitor feature (#6612) #33977

Job	Run time
Check whether tests need to be run based on diff	15s
Verify docs and spelling	21s
Build Antrea and antctl binaries	10m 9s
Go benchmark test	5m 3s
Golangci-lint (macos-latest)	3m 25s
Golangci-lint (ubuntu-latest)	8m 6s
Integration test	5m 2s
Unit test (ubuntu-latest)	6m 52s
Unit test (windows-2022)	9m 45s
Check tidy, code generation and manifest	5m 34s
Build Antrea Windows binaries	2m 2s
	56m 34s

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