Tests: Add Loop Hero trace Test: angle_trace_tests --gtest_filter=*loop_hero Bug: b/383282700 Change-Id: Iff3b5a37b3dfea898344007f544ec25c8b6fa0be Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6085489 Commit-Queue: Mark Łobodziński <mark@lunarg.com> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Cody Northrop <cnorthrop@google.com>