Adjust readme badges

Author: ewjoachim

README.md

@@ -1,7 +1,10 @@
 Django Better Migrations
 ========================
 
-[![Build Status](https://travis-ci.org/botify-labs/django-better-migrations.svg?branch=master)](https://travis-ci.org/botify-labs/django-better-migrations)
+[![Deployed to PyPI](https://img.shields.io/pypi/pyversions/django-better-migrations?logo=pypi&logoColor=white)](https://pypi.org/pypi/django-better-migrations)
+[![GitHub Repository](https://img.shields.io/github/stars/botify-labs/django-better-migrations?logo=github)](https://github.com/botify-labs/django-better-migrations/)
+[![Continuous Integration](https://img.shields.io/github/actions/workflow/status/botify-labs/django-better-migrations/ci.yml?logo=github)](https://github.com/botify-labs/django-better-migrations/actions?workflow=CI)
+[![MIT License](https://img.shields.io/github/license/botify-labs/django-better-migrations?logo=open-source-initiative&logoColor=white)](https://github.com/botify-labs/django-better-migrations/blob/main/LICENSE)
 
 This project aims at providing improvements to Django's default migration system.
 The default migration system is over-engineered, sometimes dangerous, and not