Remove unused TransactionError constants

src/wallet/test/psbt_wallet_tests.cpp

@@ -61,9 +61,8 @@ BOOST_AUTO_TEST_CASE(psbt_updater_test)
     ssData >> psbtx;
 
     // Fill transaction with our data
-    TransactionError err;
     bool complete = true;
-    FillPSBT(&m_wallet, psbtx, err, complete, SIGHASH_ALL, false, true);
+    BOOST_REQUIRE_EQUAL(TransactionError::OK, FillPSBT(&m_wallet, psbtx, complete, SIGHASH_ALL, false, true));
 
     // Get the final tx
     CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);