update readme

Author: kentloog

README.md

@@ -32,7 +32,6 @@
 
 -   [sequelize-typescript](https://github.com/RobinBuschmann/sequelize-typescript) (ORM) + [PostgreSQL](https://www.postgresql.org/)
 -   [JWT](https://jwt.io/)
--   [AWS S3 (image uploading)](https://aws.amazon.com/s3/)
 -   [Jest](https://jestjs.io/)
 -   [Swagger](https://swagger.io/)