GUI/RPCConsole: Include importmulti in history sensitive-command filter

Author: luke-jr

src/qt/rpcconsole.cpp

@@ -69,6 +69,7 @@ namespace {
 // don't add private key handling cmd's to the history
 const QStringList historyFilter = QStringList()
     << "importprivkey"
+    << "importmulti"
     << "signmessagewithprivkey"
     << "signrawtransaction"
     << "walletpassphrase"