fix matrix-auth v1 publishing (#644)

Co-authored-by: Phan Trung Thanh <[email protected]>

lib/charms/synapse/v1/matrix_auth.py

@@ -67,7 +67,7 @@ def _on_config_changed(self, _) -> None:
 
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
-LIBPATCH = 3
+LIBPATCH = 0
 
 # pylint: disable=wrong-import-position
 import json