fdo#54938 Convert oox and scaddins to cppu::supportsService

Change-Id: If75e6e96887d63a555094a2a9c73ca8a157fe964
Reviewed-on: https://gerrit.libreoffice.org/7836
Tested-by: LibreOffice gerrit bot <gerrit@libreoffice.org>
Reviewed-by: Marcos Souza <marcos.souza.org@gmail.com>