test_stage_data: Delete an unused arg.

Author: samsrabin

tests/rimport/test_stage_data.py

@@ -222,7 +222,7 @@ def test_raises_error_for_file_outside_inputdata_root_with_special_str(
             rimport.stage_data(src, inputdata_root, staging_root)
 
     def test_raises_error_for_already_published_file(
-        self, tmp_path, inputdata_root, staging_root
+        self, inputdata_root, staging_root
     ):
         """Test that staging an already published file raises RuntimeError."""
         # Create a file in staging_root