Revert "Avoid excessive blocking of main thread when rendering in direct mode (#7253)" (#7272)

This reverts commit 020c38a8916c063cba36c2c88a69b5e287269d5a because it
leads to glitches when selecting text.



https://github.com/zed-industries/zed/assets/1185253/78c2c184-bc15-4b04-8c80-a23ca5c96afa



Release Notes:

- N/A
2940a0ebd8Thorsten Ball committed on 2/2/2024, 9:33:08 AM· committed by GitHubparent8fed9aa
1 file changedLine totals unavailable