fix: data-viewportId name is illegal, renamed to data-viewportid (#5121)

extensions/cornerstone/src/Viewport/OHIFCornerstoneViewport.tsx

@@ -340,7 +340,7 @@ const OHIFCornerstoneViewport = React.memo(
             style={{ height: '100%', width: '100%' }}
             onContextMenu={e => e.preventDefault()}
             onMouseDown={e => e.preventDefault()}
-            data-viewportId={viewportId}
+            data-viewportid={viewportId}
             ref={el => {
               elementRef.current = el;
               if (el) {

extensions/cornerstone/src/hooks/useViewportHover.ts

@@ -16,7 +16,7 @@ export function useViewportHover(viewportId: string): { isHovered: boolean; isAc
   const isActive = activeViewportId === viewportId;
 
   const setupListeners = useCallback(() => {
-    const viewportElement = document.querySelector(`[data-viewportId="${viewportId}"]`);
+    const viewportElement = document.querySelector(`[data-viewportid="${viewportId}"]`);
     const element = viewportElement?.closest('.viewport-wrapper') || viewportElement;
 
     if (!element) {