[ADD] Prefill move_type

Precreate move_type and fill with appropriate values to prevent
a MemoryError when the ORM attempts to call its compute method on a large
amount of preexisting moves.

account_tax_balance/__init__.py

@@ -2,3 +2,4 @@
 
 from . import models
 from . import wizard
+from .hooks import pre_init_hook