This lets the user change the strength of the tool. When it has an opacity of 255, the eraser will completely delete the underlying pixels. If it has less than 255, it will simply subtruct that value from the underlying pixel's alpha.
* Refactoring tools
* Remove unused code
* Fixed some inferring errors and added translations
* Attempt to fix some Script Errors found in the CI workflow
* Fix bucket crash.
* Fix static type convert.
Co-authored-by: OverloadedOrama <35376950+OverloadedOrama@users.noreply.github.com>