Publish 2.4.0

Publish 2.3.1 (#103)

CRAN release 2.3.x (#92)

* mnt: Change version to 2.3.0

* revert: Enforce collapse on pkgdown (github pages)

* doc: Add sys.envs to NEWS

Version 2.2.2 fixes (#62)

* mnt: Inc version

* fix: Don't add empty fields or un-sanitize in `rotate_logs`

* mnt: Reset options on exit

* mnt: Shorten title

* doc: Add return values