evas-gl-drm: Remove cserve2 support
Summary:
ref T7226
Depends on D6931
Reviewers: raster, cedric, zmike, Hermet
Reviewed By: Hermet
Subscribers: reviewers, committers
Tags: efl
Maniphest Tasks: T7226
Differential Revision: https://phab.enlightenment.org/D6932