M3U Playlist container input: Disable for HLS

The built-in M3U container parser should not be used for HLS playlists,
so they should end up in the playlist as-is, so that inputs can parse
them in real time.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>

Plugins/M3u/M3uContainer.m

@@ -129,6 +129,9 @@
     for (NSString *entry in [contents componentsSeparatedByString:@"\n"])
     {
         NSString *_entry = [entry stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+        
+        if ([_entry hasPrefix:@"#EXT-X-MEDIA-SEQUENCE"]) // Let FFmpeg handle HLS
+            return @[];
 
 		if ([_entry hasPrefix:@"#"] || [_entry isEqualToString:@""]) //Ignore extra info
 			continue;