[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/__manifest__.py

@@ -20,4 +20,5 @@
         "views/account_tax_view.xml",
     ],
     "images": ["images/tax_balance.png"],
+    "pre_init_hook": "pre_init_hook",
 }