Linux Icon(s)
**Describe the requested icon**
Since there's already Apple and Windows icons in the pack, a linux icon would be nice, just to complete the trinity. Also, some specific distro icons would also be rather nifty (ubuntu, fedora, rhel, etc etc).

**Screenshots**
![my guy](https://user-images.githubusercontent.com/72492568/131228709-ee9cea34-7484-4658-8917-f7d3dafcddb8.png) my guy
![ubuntu](https://user-images.githubusercontent.com/72492568/131228742-7942249a-fda4-4051-a867-c7ec6dca68d6.png) ubuntu
![fedora](https://user-images.githubusercontent.com/72492568/131228814-f7e68528-89dc-4506-be52-296118da0612.png) fedora (the new one)
![rocky linux](https://user-images.githubusercontent.com/72492568/131228829-337dc01e-bb27-4c81-8d64-e15768d7de23.png) rocky linux
![arch linux](https://user-images.githubusercontent.com/72492568/131228836-c4b81568-b7d7-41ba-a4b4-f53741ab24d5.png) arch linux
![debian](https://user-images.githubusercontent.com/72492568/131228857-e246cab8-af53-4b9d-8b55-56e766c9aae9.png) debian
![gentoo](https://user-images.githubusercontent.com/72492568/131228896-d5eeacff-9983-469c-9e59-eab2c21b8df7.png) gentoo

sorry they're so big i don't know how to use github (i was raised better)

**Additional context**
computer
