fix: call ui imorovements (#2749)

* fix member button tooltip in call room header

* hide sticker button in room input based on chat window width

* render camera on off data instead of duplicate join messages

* hide duplicate call member changes instead of rendering as video status

* fix prescreen message spacing

src/app/features/room/RoomInput.tsx

@@ -221,7 +221,7 @@ export const RoomInput = forwardRef<HTMLDivElement, RoomInputProps>(
     const isComposing = useComposingCheck();
 
     useElementSizeObserver(
-      useCallback(() => document.body, []),
+      useCallback(() => fileDropContainerRef.current, [fileDropContainerRef]),
       useCallback((width) => setHideStickerBtn(width < 500), [])
     );