Accessibility: Fix issue with ListBox selection duplication

modules/juce_gui_basics/widgets/juce_ListBox.cpp

@@ -295,15 +295,23 @@ public:
         setViewedComponent (content.release());
     }
 
-    RowComponent* getComponentForRow (const int row) const noexcept
+    RowComponent* getComponentForRow (int row) const noexcept
     {
-        return rows [row % jmax (1, rows.size())];
+        if (isPositiveAndBelow (row, rows.size()))
+            return rows[row];
+
+        return nullptr;
+    }
+
+    RowComponent* getComponentForRowWrapped (int row) const noexcept
+    {
+        return rows[row % jmax (1, rows.size())];
     }
 
-    RowComponent* getComponentForRowIfOnscreen (const int row) const noexcept
+    RowComponent* getComponentForRowIfOnscreen (int row) const noexcept
     {
         return (row >= firstIndex && row < firstIndex + rows.size())
-                 ? getComponentForRow (row) : nullptr;
+                 ? getComponentForRowWrapped (row) : nullptr;
     }
 
     int getRowNumberOfComponent (Component* const rowComponent) const noexcept
@@ -377,7 +385,7 @@ public:
             {
                 const int row = i + startIndex;
 
-                if (auto* rowComp = getComponentForRow (row))
+                if (auto* rowComp = getComponentForRowWrapped (row))
                 {
                     rowComp->setBounds (0, row * rowH, w, rowH);
                     rowComp->update (row, owner.isRowSelected (row));