fix(dicom overlay): Handle special cases of ArrayBuffer for various DICOM overlay attributes. (#3684)

Co-authored-by: Alireza <ar.sedghi@gmail.com>

extensions/cornerstone/src/tools/ImageOverlayViewerTool.tsx

@@ -160,6 +160,8 @@ class ImageOverlayViewerTool extends AnnotationDisplayTool {
           let pixelData = null;
           if (overlay.pixelData.Value) {
             pixelData = overlay.pixelData.Value;
+          } else if (overlay.pixelData instanceof Array) {
+            pixelData = overlay.pixelData[0];
           } else if (overlay.pixelData.retrieveBulkData) {
             pixelData = await overlay.pixelData.retrieveBulkData();
           }