[IOS] Adding the FeedTopSection to the NTP

This CL only adds empty section to the NTP, the NTP doesn't have any
content yet.

Bug: 1325872
Change-Id: I7d90cb5d0d2b918530d6ab0341722430548fc69e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3661442
Reviewed-by: Adam Arcaro <adamta@google.com>
Commit-Queue: Mohammad Refaat <mrefaat@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1007481}
NOKEYCHECK=True
GitOrigin-RevId: 55c71c1922e11a960811a6499174179bfe177795
3 files changed