Update README.md

Author: ninadhatkar

README.md

@@ -44,11 +44,9 @@ module.exports = {
 The following content store modules are available
 - [@contentstack/datasync-content-store-filesystem](https://github.com/contentstack/datasync-content-store-filesystem)
 - [@contentstack/datasync-content-store-mongodb](https://github.com/contentstack/datasync-content-store-mongodb)
-- [@contentstack/datasync-content-store-s3](https://github.com/contentstack/datasync-content-store-s3)
 
 The following asset store modules are available
 - [@contentstack/datasync-asset-store-filesystem](https://github.com/contentstack/datasync-asset-store-filesystem)
-- [@contentstack/datasync-asset-store-s3](https://github.com/contentstack/datasync-asset-store-aws-s3)
 
 ### Install all dependencies
 ```cmd
@@ -71,4 +69,4 @@ You can send us an e-mail at [email protected] if you have any support or
 
 
 ## License
-This repository is published under the [MIT license](LICENSE).
+This repository is published under the [MIT license](LICENSE).