relax assert, 0 is fine

Change-Id: I176a79bce85fa81310a53fcfecc6e0bc63f0ae18

sd/source/ui/dlg/animobjs.cxx

@@ -291,7 +291,7 @@ IMPL_LINK( AnimationWindow, ClickPlayHdl, void *, p )
     while( bCount && bMovie )
     {
         // make list and view consistent
-        assert(0 < i && i < m_FrameList.size());
+        assert(i < m_FrameList.size());
         m_nCurrentFrame = i;
 
         UpdateControl(bDisableCtrls);