borg: Don't treat result code 1 as a failure

awit_backstep/methods/borg.py

@@ -281,7 +281,7 @@ class BorgBackup:  # noqa: R0902 pylint: disable=too-many-instance-attributes
                 else:
                     if result_code == 0:
                         self.notifiers.info(f"Borg completed: status={result_code} (NORMAL)")
-                    if result_code == 2:
+                    if result_code == 1:
                         self.notifiers.info(f"Borg completed: status={result_code} (WARNING)")
                         # Silently ignore
                         result_code = 0