Only build angle_capture_tests_trace when building traces Some PGO build failed in Chromium. Standalone ANGLE testing is currently sufficient. Bug: chromium:1456291 Change-Id: I5a685020afdfe152348d282a28379c3b628d5964 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4636681 Commit-Queue: Roman Lavrov <romanl@google.com> Auto-Submit: Roman Lavrov <romanl@google.com> Commit-Queue: Yuly Novikov <ynovikov@chromium.org> Reviewed-by: Yuly Novikov <ynovikov@chromium.org>