ERP5TypeTestCase: update .publish() patch with Zope4 version
This changes slightly getOutput, `Status` is not printed as an header (Status: 200 OK) but only in the status line (HTTP/1.1 200 OK)
This changes slightly getOutput, `Status` is not printed as an header (Status: 200 OK) but only in the status line (HTTP/1.1 200 OK)