* Use antsibull-nox instead of extra sanity test runner and extra workflows (#10022)
* Use antsibull-nox instead of extra sanity test runner and extra workflows.
* Avoid sys.argv[0].
(cherry picked from commit 3ee55c6828)
* Action group keycloak does not exist in 9.x.y.
* Move licenses to LICENSES/, run add-license.py, add LICENSES/MIT.txt.
* Replace 'Copyright:' with 'Copyright'
sed -i 's|Copyright:\(.*\)|Copyright\1|' $(rg -l 'Copyright:')
Co-authored-by: Maxwell G <gotmax@e.email>