trustedcoin: Wallet_2fa.make_unsigned_transaction to use **kwargs

We often forget updating the method signature of Wallet_2fa.make_unsigned_transaction
when changing Abstract_Wallet.make_unsigned_transaction.

electrum/plugins/trustedcoin/trustedcoin.py

@@ -305,15 +305,13 @@ class Wallet_2fa(Multisig_Wallet):
 
     def make_unsigned_transaction(
             self, *,
-            coins: Sequence[PartialTxInput],
             outputs: List[PartialTxOutput],
-            fee=None,
-            change_addr: str = None,
             is_sweep=False,
-            rbf=False) -> PartialTransaction:  # FIXME method signature
+            **kwargs,
+    ) -> PartialTransaction:
 
         mk_tx = lambda o: Multisig_Wallet.make_unsigned_transaction(
-            self, coins=coins, outputs=o, fee=fee, change_addr=change_addr, rbf=rbf)
+            self, outputs=o, **kwargs)
         extra_fee = self.extra_fee() if not is_sweep else 0
         if extra_fee:
             address = self.billing_info['billing_address_segwit']

electrum/wallet.py

@@ -1811,8 +1811,8 @@ class Abstract_Wallet(ABC, Logger, EventListener):
             outputs: List[PartialTxOutput],
             fee=None,
             change_addr: str = None,
-            is_sweep=False,
-            rbf=True,
+            is_sweep: bool = False,  # used by Wallet_2fa subclass
+            rbf: bool = True,
             batch_rbf: Optional[bool] = None,
             send_change_to_lightning: Optional[bool] = None,
     ) -> PartialTransaction: