c6c5f07880 Add automated labeler job (Martin Habovstiak)
Pull request description:
Rather than modifying the labels manually, which we often forget, we can label the PRs automatically. This will make it easier to search PRs.
ACKs for top commit:
apoelstra:
ACK c6c5f07880
tcharding:
ACK c6c5f07880
Tree-SHA512: d3f7ca8c69cc8734d914f871675568ca293e28c3dc7351ee54b9237645204b87d1b47db02863b27d930900ae4b41d6f169f130ed9f4c750d4afbb765921cfb66