Update to 1.3.1

• Remove I3 option: i3 has had native EWMH support for a while now so the i3 workarounds are no longer needed with rofi >= 1.2.0

Changes: https://github.com/DaveDavenport/rofi/releases
PR: 218397
Approved by: mat (mentor), nomoo@nomoo.ru (maintainer)
Differential Revision: https://reviews.freebsd.org/D11437