Use new connect api

src/kmailtransport/tests/transportmgr.cpp

@@ -95,7 +95,7 @@ void TransportMgr::sendBtnClicked()
     job->setBcc(mBccEdit->text().isEmpty() ? QStringList() : mBccEdit->text().split(QLatin1Char(',')));
     job->setData(mMailEdit->document()->toPlainText().toLatin1());
     connect(job, &KJob::result, this, &TransportMgr::jobResult);
-    connect(job, SIGNAL(percent(KJob *, ulong)), SLOT(jobPercent(KJob *, ulong)));
+    connect(job, &TransportJob::percentChanged, this, &TransportMgr::jobPercent);
     connect(job, &KJob::infoMessage, this, &TransportMgr::jobInfoMessage);
     mCurrentJob = job;
     TransportManager::self()->schedule(job);

src/kmailtransportakonadi/tests/queuer.cpp

@@ -127,9 +127,7 @@ MessageQueueJob *MessageQueuer::createQueueJob()
     job->addressAttribute().setBcc(mBccEdit->text().isEmpty() ? QStringList() : mBccEdit->text().split(QLatin1Char(',')));
 
     connect(job, &MessageQueueJob::result, this, &MessageQueuer::jobResult);
-    // clang-format off
-    connect(job, SIGNAL(percent(KJob*, ulong)), SLOT(jobPercent(KJob*, ulong)));
-    // clang-format on
+    connect(job, &MessageQueueJob::percentChanged, this, &MessageQueuer::jobPercent);
     connect(job, &KJob::infoMessage, this, &MessageQueuer::jobInfoMessage);
 
     return job;