Add a note about the Udemy license

See merge request !25

Update docs/distributions/alma.md

See merge request !24

Update docs/services/containers.md, docs/services/mirror.md

Closes LOS-1094

See merge request !23

Update docs/linux/locmap.md

Closes LOS-1092

See merge request !20

Update mkdocs.yml

Closes LOS-1093

See merge request !22