Bump the version number (sed -i -e 's/1.2.1/1.2.2/g' *.te).
Create a PR with all the changes above and merge it after a review.
Create a release on github. It will create the corresponding tag.
In that release, copy and paste the git commit titles since the last release
(git shortlog 1.2.1...master --no-merges | grep -E "^(\s)+\w" | sed -e 's/ /*/')
Create a corresponding PR (example) for pulp_installer to use the new pulpcore-selinux tag.
(Bump __pulp_selinux_version in roles/pulp_common/defaults/main.yml)