Remove Circle CI badge, references

CI checks run on GitHub Actions now.

1 files changed, 0 insertions, 1 deletions

diff --git a/README.md b/README.md
index 28e3e4bc0..45dab0821 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,6 @@ release](https://img.shields.io/hackage/v/pandoc.svg?label=hackage)](http://hack
 [![homebrew](https://img.shields.io/homebrew/v/pandoc.svg)](http://brewformulas.org/Pandoc)
 [![stackage LTS
 package](http://stackage.org/package/pandoc/badge/lts)](http://stackage.org/lts/package/pandoc)
-[![CircleCI](https://circleci.com/gh/jgm/pandoc.svg?style=svg)](https://circleci.com/gh/jgm/pandoc)
 [![CI
 tests](https://github.com/jgm/pandoc/workflows/CI%20tests/badge.svg)](https://github.com/jgm/pandoc/actions)
 [![license](https://img.shields.io/badge/license-GPLv2+-lightgray.svg)](https://www.gnu.org/licenses/gpl.html)