Fix side bar height chopping off per the issue. https://linear.app/comm/issue/ENG-766/sidebar-height-was-chopped-in-order-to-have-a-continuous-line
https://linear.app/comm/issue/ENG-766/sidebar-height-was-chopped-in-order-to-have-a-continuous-line
Note: This diff introduces a regression in sidebars where the arrows aren't continuous. This issue will be fixed in a future diff in the stack.
{F23020}
{F23021}