feat: Update swagger to openapi 3.0.4, update request payloads with examples (#11374)

swagger/definitions/request/user/create_update_payload.yml

@@ -3,13 +3,20 @@ properties:
   name:
     type: string
     description: Name of the user
+    example: 'Daniel'
+  display_name:
+    type: string
+    description: Display name of the user
+    example: 'Dan'
   email:
     type: string
     description: Email of the user
+    example: 'daniel@acme.inc'
   password:
     type: string
     description: Password must contain uppercase, lowercase letters, number and a special character
+    example: 'Password2!'
   custom_attributes:
     type: object
     description: Custom attributes you want to associate with the user
-
+    example: {}