Fixed segmentation fault caused by invalid iterators, in the hex viewer graphcis scene

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ItemGraphicsScene.cpp

@@ -192,6 +192,7 @@ namespace Bloom::Widgets
         this->hoverRectY->setRect(hoverRectY);
 
         this->topLevelGroup->adjustItemPositions(availableWidth);
+        this->refreshItemPositionIndices();
 
         this->setSceneRect(
             0,
@@ -204,8 +205,6 @@ namespace Bloom::Widgets
             )
         );
 
-        this->refreshItemPositionIndices();
-
         this->byteAddressContainer->adjustAddressLabels(this->firstByteItemByLine);
 
         const auto* view = this->views().first();