test: Remove unused bug workaround

test/functional/wallet_txn_doublespend.py

@@ -42,7 +42,6 @@ class TxnMallTest(BitcoinTestFramework):
 
         for i in range(3):
             assert_equal(self.nodes[i].getbalance(), starting_balance)
-            self.nodes[i].getnewaddress("")  # bug workaround, coins generated assigned to first getnewaddress!
 
         # Assign coins to foo and bar addresses:
         node0_address_foo = self.nodes[0].getnewaddress()