add get config import

Author: adhami3310

reflex/state.py

@@ -1013,6 +1013,7 @@ def _init_var(cls, prop: Var):
         Raises:
             VarTypeError: if the variable has an incorrect type
         """
+        from reflex.config import get_config
         from reflex.utils.exceptions import VarTypeError
 
         if not types.is_valid_var_type(prop._var_type):