Revert "Add cov (#150)" (#151)

This reverts commit 7246dee.

README.md

@@ -1,7 +1,13 @@
 # SLEPLET
 
-[![PyPI](https://badge.fury.io/py/sleplet.svg)](https://pypi.org/project/sleplet) [![Python](https://img.shields.io/pypi/pyversions/sleplet)](https://www.python.org) [![JOSS](https://joss.theoj.org/papers/55d9cf16a27bf2d3141f0f66c676b7f2/status.svg)](https://joss.theoj.org/papers/55d9cf16a27bf2d3141f0f66c676b7f2) [![Zenodo](https://zenodo.org/badge/DOI/10.5281/zenodo.7268074.svg)](https://doi.org/10.5281/zenodo.7268074)
-[![Documentation](https://img.shields.io/badge/Documentation-SLEPLET-blueviolet.svg)](https://astro-informatics.github.io/sleplet) [![Test](https://github.com/astro-informatics/sleplet/actions/workflows/test.yml/badge.svg)](https://github.com/astro-informatics/sleplet/actions/workflows/test.yml) [![Coverage Status](https://coveralls.io/repos/github/astro-informatics/sleplet/badge.svg?branch=main)](https://coveralls.io/github/astro-informatics/sleplet?branch=main) [![pre-commit](https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit&logoColor=white)](https://github.com/pre-commit/pre-commit)
+[![PyPI](https://badge.fury.io/py/sleplet.svg)](https://pypi.org/project/sleplet)
+[![Python](https://img.shields.io/pypi/pyversions/sleplet)](https://www.python.org)
+[![JOSS](https://joss.theoj.org/papers/55d9cf16a27bf2d3141f0f66c676b7f2/status.svg)](https://joss.theoj.org/papers/55d9cf16a27bf2d3141f0f66c676b7f2)
+[![Zenodo](https://zenodo.org/badge/DOI/10.5281/zenodo.7268074.svg)](https://doi.org/10.5281/zenodo.7268074)
+[![Documentation](https://img.shields.io/badge/Documentation-SLEPLET-blueviolet.svg)](https://astro-informatics.github.io/sleplet)
+[![Test](https://github.com/astro-informatics/sleplet/actions/workflows/test.yml/badge.svg)](https://github.com/astro-informatics/sleplet/actions/workflows/test.yml)
+[![Coverage Status](https://coveralls.io/repos/github/astro-informatics/sleplet/badge.svg?branch=main)](https://coveralls.io/github/astro-informatics/sleplet?branch=main)
+[![pre-commit](https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit&logoColor=white)](https://github.com/pre-commit/pre-commit)
 
 `SLEPLET` is a Python package for the construction of Slepian wavelets in the
 spherical and manifold (via meshes) settings. The API of `SLEPLET` has been