fix(live-stream-section): Use await for copyText

react/features/invite/components/add-people-dialog/web/LiveStreamSection.js

     async function onClick() {
         setIsHovered(false);
 
-        const isCopied = copyText(liveStreamViewURL);
+        const isCopied = await copyText(liveStreamViewURL);
 
         if (isCopied) {
             setIsClicked(true);