Move XEnumeration Java tests to C++
for ScIndexEnumeration_LabelRangesEnumeration.

Change-Id: I89c24de2323a2507fd5c1639af72c6b7121e77c9
Reviewed-on: https://gerrit.libreoffice.org/63516
Tested-by: Jenkins
Reviewed-by: Jens Carl <j.carl43@gmx.de>