SmtpJob: use the password from the KPasswordDialog

If the code goes through the if block, then we need to update the passwd
var with the password we get from the KPasswordDialog.

src/kmailtransport/plugins/smtp/smtpjob.cpp

@@ -268,11 +268,13 @@ void SmtpJob::startLoginJob()
         }
     }
 
+    // If dlg was Accepted, update passwd
+    passwd = transport()->password();
+
     if (transport()->authenticationType() == Transport::EnumAuthenticationType::XOAUTH2) {
         passwd = passwd.left(passwd.indexOf(QLatin1Char('\001')));
-    } else {
-        passwd = transport()->password();
     }
+
     login->setUserName(transport()->userName());
     login->setPassword(passwd);
     switch (transport()->authenticationType()) {