Add warning on unsupported sample size

Author: savannstm

src/audiostreamer/audiostreamer.cpp

@@ -394,6 +394,7 @@ void AudioStreamer::convertBuffer(const u32 bytesRead) {
             break;
         }
         default:
+            qWarning() << "Unsupported sample size:" << inputSampleSize;
             break;
     }