Fix potential issue if meta json is created and the item is put back in the queue.

main.py

@@ -48,6 +48,9 @@ def watch_pass(input_directory: pathlib.Path, work_directory: pathlib.Path, ia_c
                         logging.warning("Stopped upload but files remain, moving back to queue...")
                         try:
                             new_directory.rename(original_directory)
+                            mj = original_directory.joinpath("__upload_meta.json")
+                            if mj.exists():
+                                os.remove(mj)
                         except FileNotFoundError:
                             logging.warning(f"Unable to move item {new_directory}")