Add Good stat ranges for gear

From /u/Enyy on [reddit](https://old.reddit.com/r/Diablo_2_Resurrected/comments/1jikshz/ive_updated_my_d2_cheat_sheet_url/mjg78yl/)

>  an overview of stats that qualify for points on rings would be helpful (or in general mid/highrolls for desired stats in amulets, rings, boots, gloves and belts

Ranges for the following categories would be very helpful:

* [ ] MF
* [ ] GF
* [ ] FCR
* [ ] ?

