fix(screenshots.yml): remove temporary image files after use Temporary image files 'github-fork-border.png' and 'github-profile-border.png' are now removed after they are used to generate the final images. This change is made to keep the workspace clean and avoid unnecessary clutter.

fix(screenshots.yml): remove temporary image files after use Temporary image files 'github-fork-border.png' and 'github-profile-border.png' are now removed after they are used to generate the final images. This change is made to keep the workspace clean and avoid unnecessary clutter. #108