Increase GL_MAX_ARRAY_TEXTURE_LAYERS to 4096 and end2end test Increase GL_MAX_ARRAY_TEXTURE_LAYERS from 2048 to 4096, and add an end2end test to test whether the increased GL_MAX_ARRAY_TEXTURE_LAYERS meets the memory limit. Bug: angleproject:385040554 Change-Id: Ibb1ebcb2414c530dd838b3414dc82b14ce017bc4 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6108301 Reviewed-by: Charlie Lao <cclao@google.com> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>