Add a bunch of missing schemas

[ryanlerch]

Not sure if this is a complete list or not, but they are mainly ones i have recently created, and the rest are the ones hosted on https://github.com/fedora-infra/ that werent here.

Note that https://github.com/fedora-infra/the-new-hotness-messages does exist, but doenst appear to ever been published to pypi, so didnt include that