T he proxy access log sometimes does not output the status code

[eddielishan]

edge-22.5.2

Tested that proxy the access log sometimes does not output the status code, whether there is a bug

{"log":{"client.addr":"10.1.0.17:37710","client.id":"-","host":"xxx-svc.prod","method":"GET","request_bytes":"","timestamp":"2022-05-26T06:30:11.366191714Z","trace_id":"","uri":"/api/test_linkerd?url=http://xxxxxxxx","user_agent":"","version":"HTTP/1.1"},"stream":"stderr","time":"2022-05-26T06:30:11.407194644Z"}