Revert having Compare table fit viewport height

This patch reverts changes made in crrev.com/c/5827748 that caused the
Compare table to fit the height of the viewport.

http://go/scrcast/NjA1MjgwODYwMzIwNTYzMnwwYzQwMTcwYi05ZQ

Bug: 360181841
Change-Id: Id7461dca69e974058bbc06a65c70784fed84628d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5847371


Reviewed-by: Matthew Jones <mdjones@chromium.org>
Reviewed-by: Yue Zhang <yuezhanggg@chromium.org>
Commit-Queue: Chase Hartsell <chazzy@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1353022}