Update README.md

fixes typo... I am new to open source contributions, and looking for a project. I stumbled upon yours and noticed this small typo. Not sure if a PR is the right way to bring it to attention, but if not, please excuse the annoyance! Just a bit of practice for me to learn the process!

Author: CalColson

README.md

@@ -108,7 +108,7 @@ You can compare two or more teams to get the probabilities of each team winning.
 
 ### Available Models
 - `BradleyTerryFull`: Full Pairing for Bradley-Terry
-- `BradleyTerryPart`: Partial Pairing for Bradely-Terry
+- `BradleyTerryPart`: Partial Pairing for Bradley-Terry
 - `PlackettLuce`: Generalized Bradley-Terry
 - `ThurstoneMostellerFull`: Full Pairing for Thurstone-Mosteller
 - `ThurstoneMostellerPart`: Partial Pairing for Thurstone-Mosteller