Now it is "Word 2007-2019 Template" and not "Office Open XML
Text Template". Export implementation is focused more on
MS variant, rather than OOXML.

This is follow-up fix for 0932e4bb

Change-Id: I30b99bf73c20a3be27c62ca5d871f54b1032efc1
Reviewed-on: https://gerrit.libreoffice.org/67438
Tested-by: Jenkins
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>