Add "Show Less" buttons in toolbar button menu + replace Customize in toolbar button tooltip

[darkred]

Greetings

I have two suggestions, please:
(screenshots taken with Chrome 102)

• In toolbar button menu, when the user expands the 'Navigation' and 'Extras' sections, to have "Show Less" buttons to be able to collapse them:
  

• In the toolbar button tooltip, replace the current generic Customize with the extension name, Minimal Theme for Twitter:
  

Thanks for offering such a useful extension!