[scripts][editor_cli] Use MouseWheelFilter on app object

This will apply the filter to all widgets/editors.
2 jobs for 238_disable_focus_stealing in 23 minutes and 9 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #168297
docker-build
build_linux_36

00:06:38

passed #168298
macosx
build_macosx_36

00:23:07