@Override
    public Dimension getPreferredSize() {
        Insets insets = sizeComponent.getInsets();
        Dimension textSize = new Dimension(sizeComponent.getWidth()-insets.left,
                                           super.getPreferredSize().height);
        setPreferredSize(textSize);
        setSize(textSize);
        return textSize;
    }
override parent method to line up the text field with the
scroll paths list in upper panel
Ghidra/Features/Base/src/main/java/ghidra/framework/main/FixedLengthTextField.java