opengles: drop unused package

Everything should be using opengles-headers only now, so drop this
package still using scons.

BUG=chromium:1007152
TEST=CQ passes

Change-Id: I469134f5ed2bc59fc21f1dd4224c14f337880945
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2596068
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
2 files changed