trying to fix debug output

Author: barbudreadmon

src/burner/libretro/libretro.cpp

@@ -740,7 +740,9 @@ static void ForceFrameStep()
    pBurnSoundOut = g_audio_buf;
    nBurnSoundRate = AUDIO_SAMPLERATE;
    //nBurnSoundLen = AUDIO_SEGMENT_LENGTH;
+   nFramesEmulated++;
    nCurrentFrame++;
+   nFramesRendered++;
 
    BurnDrvFrame();
 }