fdo#84629 Inclusion of new tango icons for new toolbar buttons

Change-Id: Idc06cfe1af73b8b2e79de540aac689925a3a87d1
Reviewed-on: https://gerrit.libreoffice.org/11790
Reviewed-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>
Tested-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>