x11-drivers/xf86-video-ast: Update to 1.2.1
Update WWW and pkg-descr.
Deletes the applied patch.
https://lists.x.org/archives/xorg-announce/2022-December/003291.html
https://lists.x.org/archives/xorg-announce/2025-January/003579.html
https://lists.x.org/archives/xorg-announce/2025-August/003622.html
PR: 296402
Approved by: x11 (arrowd)
Approved by: osa (mentor)