Enable end2end test
LinkAndRelinkTest.RenderingProgramFailsWithProgramInstalled on Vulkan.
It works now because Vulkan was rolled and a shader with no output is
now a warning instead of an error.

BUG=angleproject:2648

Change-Id: Ie92d28b53c18a9a2b74fc2d1b951923512910a33
Reviewed-on: https://chromium-review.googlesource.com/c/1396264Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Commit-Queue: Frank Henigman <fjhenigman@chromium.org>