Move JavaScript to edx-proctoring repo

lms/templates/courseware/proctored-exam-status.underscore

@@ -25,20 +25,6 @@
                 </b>
             </span>
             <a id="toggle_timer" href="#" title="<%- gettext("Hide Timer") %>"><i class="fa fa-eye-slash" aria-hidden="true"></i></a>
-            <script type="text/javascript">
-                $("#toggle_timer").click(function() {
-                    if ($("#time_remaining_id").css("visibility") === "visible") {
-                        $("#time_remaining_id").css("visibility", "hidden");
-                        $(this).attr("title", "<%- gettext("Show Timer") %>");
-                        $(this).find("i").removeClass("fa-eye-slash").addClass("fa-eye");
-                    } else {
-                        $("#time_remaining_id").css("visibility", "visible");
-                        $(this).attr("title", "<%- gettext("Hide Timer") %>");
-                        $(this).find("i").removeClass("fa-eye").addClass("fa-eye-slash");
-                    }
-                    return false; // prevents the window from scrolling up on click
-                });
-            </script>
         </span>
     </div>
 </div>