tdf#43157: convert uui module away from OSL_ASSERT to assert

Change-Id: I8aefdc3172578535fde5ea6b86b80af7a017e5e8

uui/source/iahndl-errorhandler.cxx

@@ -92,7 +92,7 @@ executeErrorDialog(
             break;
 
         default:
-            OSL_ASSERT(false);
+            assert(false);
             break;
         }
     }