Missing code for Antarctica

[hbhendrik]

I ran into an issue, that your library does not support Antarctica (I also do not see it in the territories file) and the component is uneditable in my case when I try to initialise with country code of 672 . https://countrycode.org/antarctica

[Widya Amala]

hello, i ran the same issue, there are several countries outisde Antarctica that are not on the list too, have you found a way to solve this?

[Hamza Pasking Akhtar]

Great project. Huge potential. Need people to contribute and maintainer to review the PR.