switched main branch

Author: ComicSansMS

README.md

@@ -3,4 +3,4 @@ GhulbusBase
 
 **Build status:** [![Build Status Ubuntu](https://github.com/ComicSansMS/GhulbusBase/actions/workflows/build-and-test-ubuntu.yml/badge.svg)](https://github.com/ComicSansMS/GhulbusBase/actions)
 [![Build Status Windows](https://github.com/ComicSansMS/GhulbusBase/actions/workflows/build-and-test-windows.yml/badge.svg)](https://github.com/ComicSansMS/GhulbusBase/actions)
-[![codecov.io](https://codecov.io/github/ComicSansMS/GhulbusBase/coverage.svg?branch=master)](https://codecov.io/github/ComicSansMS/GhulbusBase?branch=master)
+[![codecov.io](https://codecov.io/github/ComicSansMS/GhulbusBase/coverage.svg?branch=main)](https://codecov.io/github/ComicSansMS/GhulbusBase?branch=main)