Add auto merge for Dependabot
Add auto merge for Dependabot

Officially supported by Github now, sourced from:
https://docs.github.com/en/code-security/supply-chain-security/keeping-your-dependencies-updated-automatically/automating-dependabot-with-github-actions#enable-auto-merge-on-a-pull-request

jehna/ga-lite,jehna/ga-lite,jehna/ga-lite