Add a missing trailing comma

diff --git a/wg-mullvad.py b/wg-mullvad.py
index c7e04a82160a84a585001944ac0fa090cc706e60..8d869b22aaf6d36c81bfbe91bc6be60d99e2364f 100755 (executable)
--- a/wg-mullvad.py
+++ b/wg-mullvad.py
@@ -283,7 +283,7 @@ def validate_port(value: str) -> int:
 def main():
     parser = argparse.ArgumentParser(
             description=f'{__file__}',
-            formatter_class=argparse.ArgumentDefaultsHelpFormatter
+            formatter_class=argparse.ArgumentDefaultsHelpFormatter,
     )
     required = parser.add_argument_group('required arguments')
     required.add_argument(