This disables tests that do not work on Fuchsia. Most of them are related
to cube maps which currently crash inside the intel driver.

BUG=angleproject:2475, angleproject:3145, angleproject:3081
TEST=angle_end2end_tests on Fuchsia

Change-Id: Ifc0be390c6d5c43a756e1afb6ced9e3bd5b6986e
Reviewed-on: https://chromium-review.googlesource.com/c/1446497
Commit-Queue: Michael Spang <spang@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>