Task: Completed login and get token from user and able to change user password by username and updated the security filters and add auth service and auth details. And more add login mutation in resolver

dgs-graphql/src/main/resources/schema/user.graphql

@@ -11,4 +11,13 @@ input UserInput {
     password: String
     name: String
     enabled: Boolean
+}
+
+type LoginResponse {
+    token: String
+}
+
+input UserChangePasswordInput {
+    username: String!
+    password: String!
 }