docs: Update badges to correct links in README (Ciela-Institute#107)

Remove link to incorrect project from eScience. Update test badge to CI and Docs badge to readthedocs.

README.md

@@ -4,9 +4,9 @@
   <img alt="caustics logo" src="media/caustics_logo.png" width="70%">
 </picture>
 
-[![ssec](https://img.shields.io/badge/SSEC-Project-purple?logo=data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAOCAQAAABedl5ZAAAACXBIWXMAAAHKAAABygHMtnUxAAAAGXRFWHRTb2Z0d2FyZQB3d3cuaW5rc2NhcGUub3Jnm+48GgAAAMNJREFUGBltwcEqwwEcAOAfc1F2sNsOTqSlNUopSv5jW1YzHHYY/6YtLa1Jy4mbl3Bz8QIeyKM4fMaUxr4vZnEpjWnmLMSYCysxTcddhF25+EvJia5hhCudULAePyRalvUteXIfBgYxJufRuaKuprKsbDjVUrUj40FNQ11PTzEmrCmrevPhRcVQai8m1PRVvOPZgX2JttWYsGhD3atbHWcyUqX4oqDtJkJiJHUYv+R1JbaNHJmP/+Q1HLu2GbNoSm3Ft0+Y1YMdPSTSwQAAAABJRU5ErkJggg==&style=plastic)](https://escience.washington.edu/wetai/)
-[![tests](https://github.com/Ciela-Institute/caustics/actions/workflows/python-app.yml/badge.svg?branch=main)](https://github.com/Ciela-Institute/caustics/actions)
-[![Docs](https://github.com/Ciela-Institute/caustics/actions/workflows/documentation.yaml/badge.svg)](https://github.com/Ciela-Institute/caustics/actions/workflows/documentation.yaml)
+[![ssec](https://img.shields.io/badge/SSEC-Project-purple?logo=data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAOCAQAAABedl5ZAAAACXBIWXMAAAHKAAABygHMtnUxAAAAGXRFWHRTb2Z0d2FyZQB3d3cuaW5rc2NhcGUub3Jnm+48GgAAAMNJREFUGBltwcEqwwEcAOAfc1F2sNsOTqSlNUopSv5jW1YzHHYY/6YtLa1Jy4mbl3Bz8QIeyKM4fMaUxr4vZnEpjWnmLMSYCysxTcddhF25+EvJia5hhCudULAePyRalvUteXIfBgYxJufRuaKuprKsbDjVUrUj40FNQ11PTzEmrCmrevPhRcVQai8m1PRVvOPZgX2JttWYsGhD3atbHWcyUqX4oqDtJkJiJHUYv+R1JbaNHJmP/+Q1HLu2GbNoSm3Ft0+Y1YMdPSTSwQAAAABJRU5ErkJggg==&style=plastic)](#)
+[![CI](https://github.com/Ciela-Institute/caustics/actions/workflows/ci.yml/badge.svg)](https://github.com/Ciela-Institute/caustics/actions/workflows/ci.yml)
+[![Documentation Status](https://readthedocs.org/projects/caustics/badge/?version=latest)](https://caustics.readthedocs.io/en/latest/?badge=latest)
 [![PyPI version](https://badge.fury.io/py/caustics.svg)](https://pypi.org/project/caustics/)
 [![coverage](https://img.shields.io/codecov/c/github/Ciela-Institute/caustics)](https://app.codecov.io/gh/Ciela-Institute/caustics)