Revert "Updated master badge links"

This reverts commit eec9fdb.

README.md

@@ -2,8 +2,8 @@
 
 # rconv
 
-[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/prefixaut/rconv/Building%20&%20Testing/master?style=for-the-badge&logo=github-actions&logoColor=white)](https://github.com/prefixaut/rconv/actions)
-[![Coveralls branch](https://img.shields.io/coveralls/github/prefixaut/rconv/master?style=for-the-badge&logo=coveralls)](https://coveralls.io/github/prefixaut/rconv)
+[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/prefixaut/rconv/Building%20&%20Testing/develop?style=for-the-badge&logo=github-actions&logoColor=white)](https://github.com/prefixaut/rconv/actions)
+[![Coveralls branch](https://img.shields.io/coveralls/github/prefixaut/rconv/develop?style=for-the-badge&logo=coveralls)](https://coveralls.io/github/prefixaut/rconv)
 
 [![GitHub release](https://img.shields.io/github/v/release/prefixaut/rconv?style=for-the-badge&logo=github)](https://github.com/prefixaut/rconv/releases)
 ![Nim Version](https://img.shields.io/badge/nim-%3E%3D%201.6-blue?style=for-the-badge&logo=nim&logoColor=white)