Update Spring to Latest Version

Updated spring to latest version. There were a couple bugs in the manual tests outstanding since at least 1.6.0 that will require additional future investigation.

uw-spring-security-core/src/main/resources/edu/wisc/uwss/local/local-users.json

 [
   {
     "username": "admin",
-    "password": "admin",
+    "password": "{noop}admin",
     "fullName": "Amy Administrator",
     "firstName": "Amy",
     "lastName": "Administrator",
@@ -12,7 +12,7 @@
   },
   {
     "username": "jane",
-    "password": "jane",
+    "password": "{noop}jane",
     "fullName": "Jane Doe",
     "firstName": "Jane",
     "lastName": "Doe",
@@ -23,7 +23,7 @@
   },
   {
     "username": "john",
-    "password": "john",
+    "password": "{noop}john",
     "fullName": "John Doe",
     "firstName": "John",
     "lastName": "Doe",
@@ -34,7 +34,7 @@
   },
   {
     "username": "jim",
-    "password": "jim",
+    "password": "{noop}jim",
     "fullName": "Jim Doe",
     "firstName": "Jim",
     "lastName": "Doe",