htop: Update to version 3.1.2

htop: Update to version 3.1.2

- Update from 3.1.1 to 3.1.2
- Update of rootfile not required
- Changelog
   version 3.1.2
     * Bugfix for crash when storing modified settings at exit
     * Generate xz-compressed source tarball (with configure) using github actions
     * Allow -u UID with numerical value as argument
     * Added documentation for obsolete/state libraries/program files highlighting
     * Some obsolete/stale library highlighting refinements
     * Column width issues resolved
     * Dynamic UID column sizing improved
     * Discard stale information from Disk and Network I/O meters
     * Refined Linux kernel thread detection
     * Reworked process state handling
     * New CCGROUP column showing abbreviated cgroup name
     * New OFFSET column in the list of open files screen

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Reviewed-by: Michael Tremer <michael.tremer@ipfire.org>