removed single use functions

src/ad_test/utils.py

@@ -1,9 +1,11 @@
 import asyncio
 import re
+from pathlib import Path
 from typing import List
 
 import pytest
 from appdaemon.appdaemon import AppDaemon
+from git import Repo
 
 
 async def delayed_stop(ad: AppDaemon, delay: float):
@@ -39,3 +41,9 @@ def get_loaded_apps(caplog: pytest.LogCaptureFixture):
 def count_error_lines(caplog: pytest.LogCaptureFixture) -> int:
     error_log_lines = [msg for name, lvl, msg in caplog.record_tuples if name.startswith('Error')]
     return len(error_log_lines)
+
+
+def reset_file(repo: Repo, changed: Path):
+    if not changed.is_absolute():
+        changed = Path(repo.working_tree_dir) / changed
+    repo.git.checkout('HEAD', '--', changed)