Environment

Windows build number: Microsoft Windows [Version 10.0.18362.267]
Windows Terminal version (if applicable): 0.3.2142.0
WSL 1 with Ubuntu 18.04

Steps to reproduce

1. Open terminal with WSL Ubuntu
2. Display something on stdout (e.g. echo Hello world!)
3. Run clear -x or Ctrl+L

Expected behavior

Move promt to top of the screen and put what is currently dispalyed on the screen in the scrollback. This is how the old console functioned.

Actual behavior

Moves promt to top of the screen, and clears what is currently displayed on the screen without putting it in the scrollback