[DevTools] Remove security/security-state-comparator.js web test.

This test will be replaced by a unit test in the devtools-frontend.

Bug: b:323795352
Change-Id: I0e404f3e44cdbb76f7171f890c52295393f8c954
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5412617


Reviewed-by: Danil Somsikov <dsv@chromium.org>
Auto-Submit: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1281706}