Merge pull request #1433 from bids-standard/update_badges

Remove gitlabci badge, add gh actions badges

Author: rwblair

.gitlab-ci.yml

@@ -1,5 +1,7 @@
+[![Node Tests](https://github.com/bids-standard/bids-validator/actions/workflows/node_tests.yml/badge.svg)](https://github.com/bids-standard/bids-validator/actions/workflows/node_tests.yml)
+[![Python tests](https://github.com/bids-standard/bids-validator/actions/workflows/python_tests.yml/badge.svg)](https://github.com/bids-standard/bids-validator/actions/workflows/python_tests.yml)
+[![bids-examples tests](https://github.com/bids-standard/bids-validator/actions/workflows/test-bids-examples.yml/badge.svg)](https://github.com/bids-standard/bids-validator/actions/workflows/test-bids-examples.yml)
 [![CircleCI](https://circleci.com/gh/bids-standard/bids-validator.svg?style=shield&circle-token=:circle-token)](https://circleci.com/gh/bids-standard/bids-validator)
-[![Gitlab pipeline status](https://img.shields.io/gitlab/pipeline/bids-standard/bids-validator?logo=GitLab)](https://gitlab.com/bids-standard/bids-validator/pipelines)
 [![Codecov](https://codecov.io/gh/bids-standard/bids-validator/branch/master/graph/badge.svg)](https://codecov.io/gh/bids-standard/bids-validator)
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.3688707.svg)](https://doi.org/10.5281/zenodo.3688707)