Merge pull request #263 from skarzi/patch-1

docs: fix link and badges in README.md

Author: sondrelg

README.md

@@ -3,9 +3,6 @@
 [![Python versions](https://img.shields.io/badge/Python-3.7%2B-blue)](https://pypi.org/project/drf-openapi-tester/)
 [![Django versions](https://img.shields.io/badge/Django-3.0%2B-blue)](https://pypi.org/project/drf-openapi-tester/)
 
-[![Maintainability Rating](https://sonarcloud.io/api/project_badges/measure?project=Goldziher_pydantic-factories&metric=sqale_rating)](https://sonarcloud.io/summary/new_code?id=Goldziher_pydantic-factories)
-[![Reliability Rating](https://sonarcloud.io/api/project_badges/measure?project=Goldziher_pydantic-factories&metric=reliability_rating)](https://sonarcloud.io/summary/new_code?id=Goldziher_pydantic-factories)
-[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=Goldziher_pydantic-factories&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=Goldziher_pydantic-factories)
 
 # DRF OpenAPI Tester
 
@@ -200,4 +197,4 @@ error.
 
 ## Contributing
 
-Contributions are welcome. Please see the [contributing guide](CONTRIBUTING.md)
+Contributions are welcome. Please see the [contributing guide](https://github.com/snok/.github/blob/main/CONTRIBUTING.md)