feat(WidgetSelectDropdown): support mapped display names (#6602)

## Summary

Add the ability for `WidgetSelectDropdown` to leverage `getOptionLabel`
for custom display labels.

## Review Focus

Will note inline.

## Screenshots


https://github.com/user-attachments/assets/0167cc12-e23d-4b6d-8f7f-74fd97a18397

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-6602-feat-WidgetSelectDropdown-support-mapped-display-names-2a26d73d365081709c56c846e3455339)
by [Unito](https://www.unito.io)

src/composables/node/useNodeImage.ts

@@ -168,6 +168,7 @@ export const useNodeVideo = (node: LGraphNode, callback?: () => void) => {
     const hasWidget = node.widgets?.some((w) => w.name === VIDEO_WIDGET_NAME)
     if (!hasWidget) {
       const widget = node.addDOMWidget(VIDEO_WIDGET_NAME, 'video', container, {
+        canvasOnly: true,
         hideOnZoom: false
       })
       widget.serialize = false