change dir in script

src/scripts/create-parameters.py

@@ -100,6 +100,7 @@ def is_mapping_line(line: str) -> bool:
   return not (is_comment_line or is_empty_line)
 
 def create_parameters(output_path, config_path, head, base, mapping):
+  os.chdir('..')
   checkout(base)  # Checkout base revision to make sure it is available for comparison
   checkout(head)  # return to head commit
   base = merge_base(base, head)