Merge JoinMarket-Org/joinmarket-clientserver#1681: Fix `jm_single().bc_interface.get_deser_from_gettransaction()` call

3317b0b519 Fix jm_single().bc_interface.get_deser_from_gettransaction call (Kristaps Kaupe)

Pull request description:

  fab97a003b (r139364262)

Top commit has no ACKs.

Tree-SHA512: c8aada665ebb930eba85e06a41eb53698a822f64d93da4621a8b89de61486011af2ab5e5d076ee681a1b3ce441b593e1e365c1832fbf6fc38c770a5e07cb5d31

src/jmclient/wallet_utils.py

@@ -906,8 +906,9 @@ def wallet_fetch_history(wallet, options):
                 wallet_tx = jm_single().bc_interface.get_transaction(
                     ins.prevout.hash[::-1])
                 if wallet_tx:
-                    wallet_tx_deser = jm_single.bc_interface(
-                        ).get_deser_from_gettransaction(wallet_tx)
+                    wallet_tx_deser = jm_single(
+                        ).bc_interface.get_deser_from_gettransaction(
+                            wallet_tx)
                     tx_cache[ins.prevout.hash[::-1]] = (wallet_tx,
                                                         wallet_tx_deser)
                 else: