SwModelTestBase does the same. this will help to make
SwModelTestBase inherit from UnoApiTest
Change-Id: If1c824cf92f0e8b70253e4d5fdeddcaa521d4632
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/142287
Tested-by: Jenkins
Reviewed-by: Xisco Fauli <xiscofauli@libreoffice.org>