otherwise we get the weird behaviour where two SvxTabStop instances
which are constructed the same, return false from operator==
because one instance has had getDecimal() called on it, and the
other not.
Change-Id: I1f708c1b1e03efcd9fc554eaf2777c4c3e8a80b8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/169774
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins
4637bad647