[FIX] account_asset_management: Allow to unlink w/o billing permission

Some users may be allowed to unlink invoices without billing access,
but with current code, they are not able, as the asset line check is
done without sudo, and other users except billing or higher ones
aren't allowed to access to that model.

TT49673

account_asset_management/models/account_move.py

@@ -43,8 +43,12 @@ def _compute_asset_count(self):
 
     def unlink(self):
         # for move in self:
-        deprs = self.env["account.asset.line"].search(
-            [("move_id", "in", self.ids), ("type", "in", ["depreciate", "remove"])]
+        deprs = (
+            self.env["account.asset.line"]
+            .sudo()
+            .search(
+                [("move_id", "in", self.ids), ("type", "in", ["depreciate", "remove"])]
+            )
         )
         if deprs and not self.env.context.get("unlink_from_asset"):
             raise UserError(