RTLookupResponse now generate events for safe verdict with matched rule

Previously, an event was only generated for rules that caused an
interstitial or a watermark. Associated launch can be found here: http://launch/4324664. Audit
Mode is already released to private preview, this change is bringing the missing Chrome log
event.

Bug: b:355016264
Change-Id: I29a3adb09732e80490fed12a779dc98fc8509001
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5757687
Commit-Queue: Rodolphe Brossard <robrossa@google.com>
Code-Coverage: findit-for-me@appspot.gserviceaccount.com <findit-for-me@appspot.gserviceaccount.com>
Reviewed-by: Dominique Fauteux-Chapleau <domfc@chromium.org>
Reviewed-by: Nasser Al-shawwa <alshawwa@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1339039}