Decrease a bit the dirac demuxer (50) to avoid probing it too often.

modules/demux/dirac.c

@@ -52,7 +52,7 @@ vlc_module_begin();
     set_category( CAT_INPUT );
     set_subcategory( SUBCAT_INPUT_DEMUX );
     set_description( N_("Dirac video demuxer" ) );
-    set_capability( "demux", 200 );
+    set_capability( "demux", 50 );
     add_integer( DEMUX_CFG_PREFIX DEMUX_DTSOFFSET, 0, NULL,
                  DEMUX_DTSOFFSET_TEXT, DEMUX_DTSOFFSET_LONGTEXT, false )
     set_callbacks( Open, Close );