Delete obsolete code

Author: MahBoiDeveloper

src/GUI/GreetingWindow.cpp

@@ -63,10 +63,3 @@ GreetingWindow::GreetingWindow(QWidget* parent) : QWidget(parent)
     setLayout(ltMain);
 }
 
-/// @brief Calculate size of long description text block.
-int GreetingWindow::GetGreetingTextAverageSize(const QString& text) const
-{
-    QLabel lblSizeCounting(text);
-    lblSizeCounting.setWordWrap(true);
-    return (int)((lblSizeCounting.sizeHint().height() + lblSizeCounting.sizeHint().width()) / 2.);
-}

src/GUI/GreetingWindow.hpp

@@ -7,8 +7,6 @@ class GreetingWindow : public QWidget
     Q_OBJECT
 public: // Methods
     GreetingWindow(QWidget* parent = nullptr);
-private:
-    int GetGreetingTextAverageSize(const QString& text) const;
 
 signals:
     void btnLoadFromFileClicked();