v3

Added

• Added parameter commit-message for customizing the commit message written by github-actions[bot] when updating the badge. Thanks to @storst1! Check how to use it here!

Changed

• Removed dependency with Endbug github action, to solve potential issue with github enterprise repositories (Check #8 for more)
• Updated both actions/checkout and actions/setup-python from v3 to v6

Fixed

• Fix warning for not escaped regex sequence (Check #7 for more)