Revert "Tune nav bar height"

This reverts commit 71a61f895b2513d7f6414c75d2814d051a24f113.

Reason for revert: Breaking dpi.cts.ConfigurationScreenLayoutTest

Bug: b/210551101

Change-Id: Idbaa8a663e0d6ea44fbfe4dea3943470cb94e3bd
6 files changed