Show alliance cooldown on main radial

**Is your feature request related to a problem? Please describe.**
Showing the player how long before they can next request an alliance is important for strategy

**Describe the solution you'd like**
Show the alliance request cooldown through the playerImpl class, and make a method so that other places can get the alliance request (i.e. the gui)

**Additional context**

**Assignment**

- [x] I'd like to be assigned to this issue and work on it myself

(this would be a pr but it takes up too many lines)