feat(network): Support for fetching all episode files for a given series

src/models/servarr_data/sonarr/modals_tests.rs

@@ -322,6 +322,7 @@ mod tests {
 
     assert!(season_details_modal.episodes.is_empty());
     assert!(season_details_modal.episode_details_modal.is_none());
+    assert!(season_details_modal.episode_files.is_empty());
     assert!(season_details_modal.season_releases.is_empty());
     assert!(season_details_modal.season_history.is_empty());