Revert "Optimize order rendering and border drawing" (#3761)

Reverts zed-industries/zed#3759

It seems like this is not quite right yet. Reverting until we figure out
what's wrong.
a1fe514411Antonio Scandurra committed on 12/21/2023, 6:48:59 PM· committed by GitHubparentsb3853737cfea09
6 files changedLine totals unavailable