This patch fixes the invalid ODF generated in impress.
In tables now the attribute is shown as table:name="default"
instead of "text:style-name".

For strict XML version we only set table:name="default"

For Extended/Compatibility XML we set both text:style-name
and table:name

Change-Id: I894fd31f5f0eed3f77b216b3114b5da53acf1f9f
Reviewed-on: https://gerrit.libreoffice.org/48373Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Stahl <mstahl@redhat.com>
(cherry picked from commit e3e2f691)
Reviewed-on: https://gerrit.libreoffice.org/48812