Remove some tests that no longer fail to compile.

Test: capture_replay_tests.py --gtest_filter=*ES2_Vulkan_SwiftShader
Bug: angleproject:5630
Change-Id: If04787494e58afad0a98d0ee7f37e00d2e77ec1f
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2683543Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Cody Northrop <cnorthrop@google.com>