Need systemcore python image

[virtuald]

Should we use debian or ubuntu @PeterJohnson

Also need an os-release file from the new controller.

[sciencewhiz]

Here's the os-release extracted from the systemcore alpha 2 image.

os-release.txt

[sciencewhiz]

os-release changed in alpha 3

wpilibsuite/SystemcoreTesting#85 (comment)