Addressed some issues with the code that produced warnings

src/mainwindow.h

@@ -19,7 +19,6 @@ QT_END_NAMESPACE
 class MainWindow : public QMainWindow
 {
     Q_OBJECT
-    bool initializing;
 
 public:
     MainWindow(QWidget *parent = nullptr);
@@ -27,27 +26,20 @@ public:
 
 private slots:
     void on_actionQuit_triggered();
-
     void on_actionSave_JSON_triggered();
-
     void on_actionGitHub_triggered();
-
     void on_actionRescan_Refresh_triggered();
-
     void on_actionAbout_triggered();
-
     void on_actionIgnore_C4_Reallocation_Event_Count_toggled(bool enabled);
-
     void on_actionHEX_toggled(bool enabled);
-
     void on_actionUse_Fahrenheit_toggled(bool enabled);
-
     void on_actionCyclic_Navigation_toggled(bool arg1);
-
     void on_actionUse_GB_instead_of_TB_toggled(bool arg1);
 
 private:
     Ui::MainWindow *ui;
+    QSettings settings;
+    bool initializing;
     QLocale locale;
     utils Utils;
     QButtonGroup *buttonGroup;
@@ -60,15 +52,12 @@ private:
     QColor goodColor, cautionColor, badColor, naColor;
     QJsonObject deviceJson;
     QSpacerItem *buttonStretch;
-    QSettings settings;
     QAction *actionCyclic_Navigation;
-
     QMenu *menuDevice;
     QMenu *menuDisk;
     QMenu *selfTestMenu;
     QAction *selfTestLogAction;
     QActionGroup *disksGroup;
-
     QJsonArray devices;
     QStringList deviceOutputs;
     QJsonObject globalObj;
@@ -85,4 +74,5 @@ private:
     void addSmartAttributesTable(const QJsonArray &attributes);
     void mousePressEvent(QMouseEvent*);
 };
+
 #endif