media decoder: missing a break

A break missing into a switch in MediaDecoder::correctPixFmt
causing invalid handling of AV_PIX_FMT_YUVJ440P input value.

Change-Id: I216797df58938212e83195dfc9dbfe4d0aba5a8f
Tuleap: #909

src/media/media_decoder.cpp

@@ -483,6 +483,7 @@ MediaDecoder::correctPixFmt(int input_pix_fmt) {
         break;
     case AV_PIX_FMT_YUVJ440P :
         pix_fmt = AV_PIX_FMT_YUV440P;
+        break;
     default:
         pix_fmt = input_pix_fmt;
         break;