chore(docs): update CI badge in readme (#75)

Author: danieleades

README.md

@@ -1,7 +1,7 @@
 # Arithmetic Coding
 
+[![Continuous integration](https://github.com/danieleades/arithmetic-coding/actions/workflows/CI.yml/badge.svg)](https://github.com/danieleades/arithmetic-coding/actions/workflows/CI.yml)
 [![Latest Docs](https://docs.rs/arithmetic-coding/badge.svg)](https://docs.rs/arithmetic-coding/)
-![Continuous integration](https://github.com/danieleades/arithmetic-coding/workflows/Continuous%20integration/badge.svg)
 [![codecov](https://codecov.io/gh/danieleades/arithmetic-coding/branch/main/graph/badge.svg?token=1qITX2tR0J)](https://codecov.io/gh/danieleades/arithmetic-coding)
 
 
@@ -16,4 +16,4 @@ This crate is heavily inspired by
 - [arcode-rs](https://github.com/cgburgess/arcode-rs)
 - [Data Compression With Arithmetic Coding - *Mark Nelson*, 2014](https://marknelson.us/posts/2014/10/19/data-compression-with-arithmetic-coding.html)
 
-*Was this useful? [Buy me a coffee](https://github.com/sponsors/danieleades/sponsorships?sponsor=danieleades&preview=true&frequency=recurring&amount=5)*
+*Was this useful? [Buy me a coffee](https://github.com/sponsors/danieleades/sponsorships?sponsor=danieleades&preview=true&frequency=recurring&amount=5)*