Fix a format string

Used wrong class name.  Probably a Copy-FailToChange.

Get rid of a warning about the conversion specification that didn't
match argument type.

Change-Id: I4f24b737dd5f72cc1dc61c58de6ad21d9a07c8ed
Reviewed-by: Dan Cape <dcape@qnx.com>
Reviewed-by: Christian Stromme <christian.stromme@qt.io>

src/plugins/qnx/mediaplayer/ppsmediaplayercontrol.cpp

@@ -151,7 +151,7 @@ void PpsMediaPlayerControl::ppsReadyRead(int fd)
     // nread is the real space necessary, not the amount read.
     if (static_cast<size_t>(nread) > bufferSize - 1) {
         //TODO emit error?
-        qCritical("BBMediaPlayerControl: PPS buffer size too short; need %u.", nread + 1);
+        qCritical("PpsMediaPlayerControl: PPS buffer size too short; need %zd.", nread + 1);
         return;
     }