Remove unused header.

Change-Id: Ie61537af3dd30e47cc5a9ab925e636686c0325f4
Reviewed-on: https://gerrit.libreoffice.org/47291Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Jens Carl <j.carl43@gmx.de>

test/source/sheet/scenario.cxx

@@ -11,7 +11,6 @@
 #include <test/sheet/scenario.hxx>
 
 #include <com/sun/star/beans/XPropertySet.hpp>
-#include <com/sun/star/container/XIndexAccess.hpp>
 #include <com/sun/star/uno/Any.hxx>
 #include <com/sun/star/uno/Reference.hxx>