x11-clocks/oclock: Update to 1.0.6

Add WWW and LICENSE.
Update pkg-descr.

https://lists.x.org/archives/xorg-announce/2022-August/003206.html
https://lists.x.org/archives/xorg-announce/2024-December/003564.html

PR: 288255
Approved by: x11 (arrowd)
Approved by: osa (mentor)