Use directly qOverload (as we depend against c++17)

src/lib/logViewFilterWidget.cpp

@@ -174,7 +174,7 @@ void LogViewFilterWidget::initSearchListFilter()
     mFilterList->setSizeAdjustPolicy(QComboBox::AdjustToContents);
 
     connect(mFilterList, SIGNAL(activated(int)), mFilterLine, SLOT(setFocus()));
-    connect(mFilterList, QOverload<int>::of(&QComboBox::activated), this, &LogViewFilterWidget::changeColumnFilter);
+    connect(mFilterList, qOverload<int>(&QComboBox::activated), this, &LogViewFilterWidget::changeColumnFilter);
     connect(mFilterList, SIGNAL(activated(int)), mFilterLine, SLOT(updateSearch()));
 }
 

src/modes/journald/journaldNetworkAnalyzer.cpp

@@ -287,7 +287,7 @@ void JournaldNetworkAnalyzer::sendRequest(RequestType requestType)
     mReply = mNetworkManager.get(request);
     connect(mReply, &QNetworkReply::finished, this, &JournaldNetworkAnalyzer::httpFinished);
     connect(mReply, &QNetworkReply::readyRead, this, &JournaldNetworkAnalyzer::httpReadyRead);
-    connect(mReply, QOverload<QNetworkReply::NetworkError>::of(&QNetworkReply::errorOccurred), this, &JournaldNetworkAnalyzer::httpError);
+    connect(mReply, qOverload<QNetworkReply::NetworkError>(&QNetworkReply::errorOccurred), this, &JournaldNetworkAnalyzer::httpError);
 }
 
 void JournaldNetworkAnalyzer::updateStatus(const QString &status)