[libdnf5] Actions plugin: Add hooks `repos_configured`, `repos_loaded`, `pre/post_add_cmdline_packages`

[jrohel]

PR https://github.com/rpm-software-management/dnf5/pull/1405 added new hooks to the ibdnf5 plugin API: repos_configured, repos_loaded, pre_add_cmdline_packages, post_add_cmdline_packages

This PR extends the actions plugin to support these new hooks. Plugin version is set to 1.0.0.

Closes #1455

[jan-kolarik]

LGTM, just please also update the docs regarding the new hooks: https://dnf5.readthedocs.io/en/latest/libdnf5_plugins/actions.8.html.

[jan-kolarik]

LGTM, just please also update the docs regarding the new hooks: https://dnf5.readthedocs.io/en/latest/libdnf5_plugins/actions.8.html.

OK, it's already mentioned there. I consider it enough, thanks.