unable to install language-check on ubuntu 20.04

I'm getting the following error when i attempt to install language check:-
![Screenshot from 2021-07-14 19-07-55](https://user-images.githubusercontent.com/4609202/125631689-4eeab810-464f-41bd-ba92-57316b92deea.png)

![Screenshot from 2021-07-14 19-04-08](https://user-images.githubusercontent.com/4609202/125631062-9c139205-d02b-42d0-97ab-09e1b4d54ca1.png)
