fix: prettier formatting in CallEmbedProvider and useCallEmbed

Auto-fixed by prettier --write. Patch scripts used in the previous session
wrote code without running the formatter.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/hooks/useCallEmbed.ts

@@ -156,7 +156,10 @@ export const useCallEmbedPlacementSync = (containerViewRef: RefObject<HTMLDivEle
 
     const rect = container.getBoundingClientRect();
     console.log('[CallEmbed] syncCallEmbedPlacement:', {
-      top: rect.top, left: rect.left, width: rect.width, height: rect.height,
+      top: rect.top,
+      left: rect.left,
+      width: rect.width,
+      height: rect.height,
     });
     embedEl.style.top = `${rect.top}px`;
     embedEl.style.left = `${rect.left}px`;