match orphaned subtitle packs in a show's own root, not just during duplicate merges

plex-library-tool.py

@@ -1645,6 +1645,8 @@ def preview_season_folder_files(folder, final_name, api_key=None, tmdb_id=None):
             else:
                 preview_consolidated_subtitles(subtitles, item)
 
+    preview_orphaned_subtitle_packs(folder, folder, None)
+
 
 def rename_season_folder_files(folder, final_name, log, api_key=None, tmdb_id=None):
     renamed = 0
@@ -1698,6 +1700,8 @@ def rename_season_folder_files(folder, final_name, log, api_key=None, tmdb_id=No
             renamed += 1
             renamed += rename_consolidated_subtitles(subtitles, dest, log)
 
+    renamed += merge_orphaned_subtitle_packs(folder, folder, None, log)
+
     return renamed, skipped