docs: fixed example doc for delete_schedule (#721)

Fix for example doc for delete_schedule

Fixing the body JSON example for Delete Schedule.
Updating the wrong property "name" to correct property "schedule".

Signed-off-by: dmatik <dmatik@gmail.com>

docs/openapi.yml

@@ -519,7 +519,7 @@ paths:
                 schedule:
                   type: string
             example:
-              name: "7"
+              schedule: "7"
       responses:
         "200":
           description: An empty JSON object