[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

ldapauthenticator/ldapauthenticator.py

@@ -602,7 +602,9 @@ async def authenticate(self, handler, data):
         if self.lookup_dn:
             resolved_username, resolved_dn = self.resolve_username(login_username)
             if not resolved_dn:
-                self.log.warning("username:%s Login denied for failed lookup", login_username)
+                self.log.warning(
+                    "username:%s Login denied for failed lookup", login_username
+                )
                 return None
             if not bind_dn_template:
                 bind_dn_template = [resolved_dn]