Upgrade agnhost image to 2.52 for both Linux and Windows tests #34655

Job	Run time
Verify docs and spelling	1m 6s
Check whether tests need to be run based on diff	21s
Build Antrea and antctl binaries	12m 57s
Go benchmark test	5m 12s
Golangci-lint (macos-latest)	11m 41s
Golangci-lint (ubuntu-latest)	9m 26s
Integration test	5m 55s
Unit test (ubuntu-latest)	12m 15s
Unit test (windows-2022)	13m 12s
Check tidy, code generation and manifest	4m 19s
Build Antrea Windows binaries	2m 13s
	1h 18m 37s

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