feat: package build

[rikled]

This PR

1. fixes package build, by building with ubuntu 22.04 (feat: build core with ubuntu22 for compatibility for older distros core#75)
2. builds .rpm/deb and uses package .deb to create the docker image
3. renames all paths from onlyoffice to euro-office
4. some rebranding to euro-office
5. simplify and update workflow to create a package release on a new tag

depends on: Euro-Office/core#75, Euro-Office/document-server-integration#8, Euro-Office/document-server-package#8, Euro-Office/server#21