fdo#84909 add distribution selection to drawing toolbar

Change-Id: I26ee0cb8529b0a1bea354d2ac003cfc1efb9ced3
Reviewed-on: https://gerrit.libreoffice.org/12471
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>