[Omnibox][ML] Reland: Implement history scoring signal annotator for url suggestions.

Relands CL with some follow-up changes: https://chromium-review.googlesource.com/c/chromium/src/+/4087509?tab=comments

- Currently, only synchronously looks up URLs from in-memory URL DB.
- Annotates the suggestions with the following signals:
typed_count, visit_count, elapsed_time_last_visit_secs, total_title_match_length, num_input_terms_matched_by_title.
- Guarded by feature param `enable_scoring_signals_annotators`.

Bug: b/261520284
Change-Id: Idc3f7b54777629dec6ede22497f730e7d3359474
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4137176
Reviewed-by: manuk hovanesian <manukh@chromium.org>
Commit-Queue: Jun Zou <junzou@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1094813}