update badges

Author: SergeyMakeev

README.md

@@ -1,9 +1,7 @@
 # ExcaliburHash
 
-[![Actions Status](https://github.com/SergeyMakeev/ExcaliburHash/workflows/build/badge.svg)](https://github.com/SergeyMakeev/ExcaliburHash/actions)
-[![codecov](https://codecov.io/gh/SergeyMakeev/ExcaliburHash/branch/main/graph/badge.svg?token=8YKFZPXMEE)](https://codecov.io/gh/SergeyMakeev/ExcaliburHash)
-[![Build status](https://ci.appveyor.com/api/projects/status/vsdtgfr4jubgj2hi?svg=true)](https://ci.appveyor.com/project/SergeyMakeev/excaliburhash)
-![MIT](https://img.shields.io/badge/license-MIT-blue.svg)
+[![License](https://img.shields.io/github/license/SergeyMakeev/ExcaliburHash)](LICENSE)
+[![ci](https://github.com/SergeyMakeev/ExcaliburHash/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/SergeyMakeev/ExcaliburHash/actions/workflows/ci.yml)
 
 ## About