vcl: Trigger IconView action on space key as well

Handle space key the same as the return key.
This e.g. allows to insert the selected element
into the formula this way in Math again after the
switch to IconView in

commit d79c527c2a599c7821d27cf03b95cb79e2abe685
Date:   Wed Jun 1 11:20:12 2022 +0300

Use IconView in SmElementsControl

gtk3 was already behaving that way without this
change in place.

Change-Id: I061b286723fedf023551afbb2184abc946b54b9f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/135592
Tested-by: Jenkins
Reviewed-by: Michael Weghorn <m.weghorn@posteo.de>

0 files changed, 0 insertions, 0 deletions