test framework, wallet: rename get_scriptPubKey method to get_output_script

test/functional/feature_rbf.py

@@ -85,7 +85,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
         confirmed - txout created will be confirmed in the blockchain;
                     unconfirmed otherwise.
         """
-        tx = self.wallet.send_to(from_node=node, scriptPubKey=scriptPubKey or self.wallet.get_scriptPubKey(), amount=amount)
+        tx = self.wallet.send_to(from_node=node, scriptPubKey=scriptPubKey or self.wallet.get_output_script(), amount=amount)
 
         if confirmed:
             mempool_size = len(node.getrawmempool())