fdo#75256 Update sifr icontheme

Several spacing and textdirection icons, new selectarrows which are not skewed

Change-Id: I5eded8fb93c9bc8888800a51574e02a6d9139b10
Reviewed-on: https://gerrit.libreoffice.org/13337
Reviewed-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>
Tested-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>