Impress is also affected by fdo#62050.
In RTL UI, comment window is RTL and editbox’s (editeng) default
writing direction is LTR.
I suspect, bug is result of this RTL & LTR mix-up.

Change-Id: I188ce05350f721081378509915158d4ec4e5f8cf
Reviewed-on: https://gerrit.libreoffice.org/2922Reviewed-by: Ahmad Harthi <aalharthi@kacst.edu.sa>
Tested-by: Ahmad Harthi <aalharthi@kacst.edu.sa>