devel/librashader: Update 0.11.0 => 0.11.1

Changelog:
https://github.com/SnowflakePowered/librashader/releases/tag/librashader-v0.11.1

PR: 295868
Reported by: Stefan Schlosser <bsdcode@disroot.org> (maintainer)
Approved by: osa, vvd (Mentors, implicit)