Regression introduced with 7e781aa1 "Clean up
uses of Any::getValue() in xmlscript"

Change-Id: I66df1c5aacab1d697438c57418c9100f9dba627a
(cherry picked from commit 1fc6b2f7)
Reviewed-on: https://gerrit.libreoffice.org/40956Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Jenkins <ci@libreoffice.org>