Pygubu-designer

* Add option to reset window layout. (244 jrezai)

* New UI Layout. Removed code generation Tab.
* New project settings dialog.
* Cleaned designer settings dialog.

* Update to support customtkinter 5.2.2

* Customize open file dialog on Gnu/Linux.
* New format for ttk style definition file. alejandroautalan/pygubu-designer204, alejandroautalan/pygubu-designer211
* New settings to auto generate code in Code Tab. (BloodyRain2k)
* Fix scrolling in toolbar frame (BloodyRain2k)
* New option to render widget palette as a single section widget toolbar.
Changes the widget toolbar to contain all chosen widgets instead of grouping them with tabs.
Useful for wide monitors. (BloodyRain2k)
* Type hints for tk variables in code generation. (BloodyRain2k)
* Add template code to center window at start. (BloodyRain2k)
* New Vietnamese translation for README.md (lebao3105)
* Update Chinese Translation (littlewhitecloud)

* Add option to auto generate code when code template is changed. refs alejandroautalan/pygubu-designer208
* Fix event names, refs alejandroautalan/pygubu-designer197
* Changed template code to call ttk styles on first object created. refs alejandroautalan/pygubu282

* Quick fix to allow tkinter dark themes on designer. refs alejandroautalan/pygubu-designer195
* Fix error when font is not correctly defined in option database (by the user).
* Container Layout Fix remove hover on widget leave.