fixed jpg to png

src/main/webapp/app/FaeBoo/Profile-head/profile-head.component.html

         </div>
 
         <div class="friend-pic friend3" id = "friend5">
-            <img class ="friend-photo friend3" src = "../../../content/images/faceofbooks4.jpg">
+            <img class ="friend-photo friend3" src = "../../../content/images/faceofbooks4.png">
         </div>
 
         <div class="friend-pic friend2" id = "friend3">