m3u: fix a memory leak (the string is not allocated with FromLocale nor ToLocale but strdup).

modules/demux/playlist/m3u.c

@@ -222,14 +222,14 @@ static int Demux( demux_t *p_demux )
             b_cleanup = true;
             if( !psz_mrl )
             {
-                LocaleFree( psz_parse );
+                free( psz_parse );
                 goto error;
             }
 
             p_input = input_item_NewExt( p_demux, psz_mrl, psz_name,
                                         i_options, ppsz_options, 0, i_duration );
 
-            LocaleFree( psz_parse );
+            free( psz_parse );
             free( psz_mrl );
 
             if ( !EMPTY_STR(psz_artist) )