[FIX] rma: Propagate cancel_backorder argument

Respect inheritance.

rma/__manifest__.py

@@ -3,7 +3,7 @@
 {
     "name": "Return Merchandise Authorization Management",
     "summary": "Return Merchandise Authorization (RMA)",
-    "version": "14.0.1.0.0",
+    "version": "14.0.1.0.1",
     "development_status": "Production/Stable",
     "category": "RMA",
     "website": "https://github.com/OCA/rma",

rma/models/stock_move.py

@@ -66,7 +66,7 @@ class StockMove(models.Model):
                     )
                     % (move.product_id.name, move.rma_receiver_ids.name)
                 )
-        res = super()._action_done()
+        res = super()._action_done(cancel_backorder=cancel_backorder)
         move_done = self.filtered(lambda r: r.state == "done").sudo()
         # Set RMAs as received. We sudo so we can grant the operation even
         # if the stock user has no RMA permissions.