Upgrade to JQuery v3.5.1

dspace-server-webapp/src/main/webapp/index.html

@@ -250,7 +250,7 @@ Content-Type: application/json
     </div>
 </script>
 
-<script src="browser/vendor/js/jquery-1.10.2.min.js"></script>
+<script src="vendor/js/jquery-3.5.1.min.js"></script>
 <script src="browser/vendor/js/underscore.js"></script>
 <script src="browser/vendor/js/backbone.js"></script>
 <script src="browser/vendor/js/uritemplates.js"></script>

dspace-server-webapp/src/main/webapp/js/hal/http/client.js

@@ -74,15 +74,17 @@ HAL.Http.Client.prototype.get = function(url) {
                 jqxhr: jqXHR,
                 headers: jqXHR.getAllResponseHeaders()
             });
-        }
-    }).error(function (response) {
-        self.vent.trigger('fail-response', {jqxhr: jqxhr});
-        var contentTypeResponseHeader = jqxhr.getResponseHeader("content-type");
-        if (contentTypeResponseHeader != undefined
-                && !contentTypeResponseHeader.startsWith("application/hal")
-                && !contentTypeResponseHeader.startsWith("application/json")) {
-            downloadFile(url);
-        }});
+        },
+        error: function() {
+            self.vent.trigger('fail-response', { jqxhr: jqxhr });
+                var contentTypeResponseHeader = jqxhr.getResponseHeader("content-type");
+                if (contentTypeResponseHeader != undefined
+                        && !contentTypeResponseHeader.startsWith("application/hal")
+                        && !contentTypeResponseHeader.startsWith("application/json")) {
+                    downloadFile(url);
+                }
+            }
+        });
 };
 
 HAL.Http.Client.prototype.request = function(opts) {

dspace-server-webapp/src/main/webapp/login.html

@@ -50,7 +50,7 @@
             margin-bottom: 10px;
         }
     </style>
-    <script src="browser/vendor/js/jquery-1.10.2.min.js"></script>
+    <script src="vendor/js/jquery-3.5.1.min.js"></script>
     <script src="browser/vendor/js/bootstrap.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/toastr.js/latest/toastr.min.js"></script>
 </head>