Fix repetition

Author: mdeweerd

codespell_lib/_codespell.py

@@ -1126,7 +1126,6 @@ def get_git_tracked_files(
         result = subprocess.run(
             ["git", "ls-files", *file_args, *exclude_patterns],
             cwd=root,
-            cwd=root,
             capture_output=True,
             check=True,
             text=True,