tst_QCborValue: Disable support for spaceship operator

Spaceship operator was disabled for QCborValue, but not the test.

Change-Id: Icb91da689f62ef6de9f4fa926346505c5e50e9eb
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

tests/auto/corelib/serialization/qcborvalue/tst_qcborvalue.cpp

@@ -330,7 +330,7 @@ void tst_QCborValue::copyCompare()
     QCOMPARE(v, other);
     QVERIFY(!(v != other));
     QVERIFY(!(v < other));
-#if QT_HAS_INCLUDE(<compare>)
+#if 0 && QT_HAS_INCLUDE(<compare>)
     QVERIFY(v <= other);
     QVERIFY(v >= other);
     QVERIFY(!(v > other));