[neverending-story-2] clean up story as much of this was removed or not particularly necessary to call out

Author: SonicScrewdriver

packages/perseus-editor/src/__stories__/perseus-frame-component.stories.tsx

@@ -16,11 +16,7 @@ const meta: Meta<typeof PerseusFrameComponent> = {
                     "- Frame extracts frameId from its data-id attribute and sends it to parent to signal readiness\n" +
                     "- Parent responds with data via postMessage, frame uses response as key for parent.iframeDataStore\n" +
                     "- Frame renders question or hint content using Perseus renderers\n" +
-                    "- Frame reports height changes for smooth resizing via MutationObserver and periodic updates\n" +
-                    "**Global Setup:**\n" +
-                    "- Creates window.KhanUtil and window.Exercises objects to match webapp environment\n" +
-                    "- Sets up iframe-specific styles to prevent scrollbar issues\n" +
-                    "- Matches the exact behavior of EditorPage preview frames in the Khan Academy webapp",
+                    "- Frame reports height changes for smooth resizing via MutationObserver and periodic updates",
             },
         },
         // Remove Storybook chrome for iframe use