GLES: Add skip for failing test Bug: angleproject:2681 Change-Id: I728e57cee4c56da049a27c2d86a8899c44cf4917 Reviewed-on: https://chromium-review.googlesource.com/1108494 Reviewed-by: Frank Henigman <fjhenigman@chromium.org> Commit-Queue: Luc Ferron <lucferron@chromium.org>