There should be no need to run unit tests on specific architectures,
move it over to github-actions and rename "Lint" to "Checks" as it
is a bit more generic now.
Signed-off-by: Tom Gundersen <teg@jklm.no>
Unify the github actions workflows under `tests.yml` and add an RPM build
job to match the one for osbuild.
Signed-off-by: Major Hayden <major@redhat.com>