Issue #2828706 by smustgrave, Chi, saidatom, dagmar, dawehner, mfb, catch,...
Issue #2828706 by smustgrave, Chi, saidatom, dagmar, dawehner, mfb, catch, larowlan, longwave, joshua1234511, Berdir, quietone, FeyP, slip, samiullah, johnwebdev, Primsi, ravi.shankar: ExceptionLoggingSubscriber should not log HTTP 4XX errors using PHP logger channel