refactor: Change createWallet, fillPSBT argument order

Move output arguments after input arguments for consistency with other methods,
and to work more easily with IPC framework in #10102

src/interfaces/wallet.cpp

@@ -352,11 +352,11 @@ public:
         }
         return {};
     }
-    TransactionError fillPSBT(PartiallySignedTransaction& psbtx,
-        bool& complete,
-        int sighash_type = 1 /* SIGHASH_ALL */,
-        bool sign = true,
-        bool bip32derivs = false) const override
+    TransactionError fillPSBT(int sighash_type,
+        bool sign,
+        bool bip32derivs,
+        PartiallySignedTransaction& psbtx,
+        bool& complete) override
     {
         return m_wallet->FillPSBT(psbtx, complete, sighash_type, sign, bip32derivs);
     }