feat: redesigned collab cursors (#6659)

Co-authored-by: dwelle <luzar.david@gmail.com>

src/components/Avatar.scss

@@ -10,10 +10,9 @@
     display: flex;
     justify-content: center;
     align-items: center;
-    color: $oc-white;
     cursor: pointer;
-    font-size: 0.625rem;
-    font-weight: 500;
+    font-size: 0.75rem;
+    font-weight: 800;
     line-height: 1;
 
     &-img {

src/components/Avatar.tsx

@@ -6,7 +6,6 @@ import { getNameInitial } from "../clients";
 type AvatarProps = {
   onClick: (e: React.MouseEvent<HTMLDivElement, MouseEvent>) => void;
   color: string;
-  border: string;
   name: string;
   src?: string;
 };