refactor(config): use add_path instead of directly assigning _path

Author: Lee-W

commitizen/config/ini_config.py

@@ -20,7 +20,7 @@ def __init__(self, *, data: str, path: str):
         super(IniConfig, self).__init__()
         self.is_empty_config = False
         self._parse_setting(data)
-        self._path = path
+        self.add_path(path)
 
     def set_key(self, key, value):
         """Set or update a key in the conf.

commitizen/config/toml_config.py

@@ -8,7 +8,7 @@ def __init__(self, *, data: str, path: str):
         super(TomlConfig, self).__init__()
         self.is_empty_config = False
         self._parse_setting(data)
-        self._path = path
+        self.add_path(path)
 
     def set_key(self, key, value):
         """Set or update a key in the conf.