fix test badge

README.md

@@ -5,7 +5,7 @@ Fast convective parameters for numpy, dask, and xarray
 [![pypi package](https://badge.fury.io/py/xcape.svg)](https://badge.fury.io/py/xcape)
 [![conda
 forge](https://anaconda.org/conda-forge/xcape/badges/version.svg)](https://anaconda.org/conda-forge/xcape)
-<!-- TODO: GHA [![travis-ci build status](https://travis-ci.com/xgcm/xcape.svg?branch=master)](https://travis-ci.com/xgcm/xcape) -->
+[![Full Tests](https://github.com/xgcm/xcape/actions/workflows/tests.yml/badge.svg)](https://github.com/xgcm/xcape/actions/workflows/tests.yml)
 [![code coverage](https://codecov.io/github/xgcm/xcape/coverage.svg?branch=master)](https://codecov.io/github/xgcm/xcape?branch=master)
 [![documentation status](https://readthedocs.org/projects/xcape/badge/?version=latest)](http://xcape.readthedocs.org/en/stable/?badge=latest)
 [![license](https://img.shields.io/github/license/mashape/apistatus.svg)](https://github.com/xgcm/xcape)