Review AppArmor profiles for OnionShare

We intend to upstream our apparmor profiles for Onionshare. It would be nice to have a second, more security related, review of them.

Feature Branch: feature/7870-include_onionshare

Original created by @u on 11930 (Redmine)

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information