This is a foundational CL to enabling the end2end tests on swiftshader.

Refactored infrastructure with new ANGLE_INSTANTIATE_TEST_ES*
macros that will run tests over all various combinations of all
platforms for different ES versions.

Just skipping failing tests initially to get the refactor landed.

Bug: angleproject:4081
Bug: angleproject:4092
Change-Id: I017f6c3267179e49b6ae08cc7488096b423dcdb5
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1904635
Commit-Queue: Tobin Ehlis <tobine@google.com>
Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>