feat: filter also ogg files

lib/podcast_feed/provider/archive/parser.ex

@@ -86,7 +86,7 @@ defmodule PodcastFeed.Provider.Archive.Parser do
   end
 
   defp filter_audio_files(files) do
-    files |> Enum.filter(fn f -> Map.get(f, "format") =~ ~r/MP3/i end) #FIXME:! mp3, ogg, boh
+    files |> Enum.filter(fn f -> Map.get(f, "format") =~ ~r/MP3|OGG/i end) #FIXME:! mp3, ogg, boh
   end
 
   defp to_feed_item(file, identifier) do