Move debug comment about opening audio codec into the part where the audio codec is opened

src/zm_ffmpeg_camera.cpp

@@ -567,9 +567,8 @@ int FfmpegCamera::OpenFfmpeg() {
 #endif
     Fatal( "Unable to open codec for video stream from %s", mPath.c_str() );
     }
-  }
-
     Debug ( 1, "Opened audio codec" );
+  }
 
   // Allocate space for the native video frame
   mRawFrame = zm_av_frame_alloc();