Enable previously slow Android Depth/Stencil tests. Bug: angleproject:2549 Change-Id: I25c6cf2547a7eec544840cc641535048626b2fbe Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3212612 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>