[mirotalksfu] - improve UI, update dep

public/views/Room.html

@@ -1369,7 +1369,7 @@ access to use this app.
                             data-bs-toggle="dropdown"
                             aria-expanded="false"
                         >
-                            <i class="fas fa-ellipsis-vertical"></i>
+                            <i class="fas fa-bars"></i>
                         </button>
                         <div class="dropdown-menu text-start" aria-labelledby="whiteboardDropDownMenu">
                             <button id="whiteboardImgFileBtn"><i class="far fa-image"></i> Add image file</button>