Added yt-dlp options for year formatting (#188)

test/pinchflat/downloading/download_option_builder_test.exs

@@ -55,6 +55,7 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilderTest do
       assert :no_progress in res
       assert :windows_filenames in res
       assert :force_overwrites in res
+      assert {:parse_metadata, "%(upload_date>%Y-%m-%d)s:(?P<meta_date>.+)"} in res
     end
   end