fix Warning

qt6-after/qt6-migrated-legatus/Lts/Common/LtsTimeline/main.cpp

@@ -89,7 +89,6 @@ void populateModel(LtsTimeline::TimelineModel* model)
 
     try
     {
-        const TestItem& testItem = dynamic_cast<const TestItem&>(model->item(5));
     }
     catch (const std::exception& ex)
     {
@@ -109,6 +108,7 @@ void populateModel(LtsTimeline::TimelineModel* model)
 #define unsorted false
         QVector<int> x;
         bool y;
+        (void)y;
 
         x = model->itemIdsBetween(now + 60'000 + 1, now + 150'000 - 1, non_strict, recursive);