demo updates

Author: viragtripathi

README.md

@@ -65,7 +65,8 @@ changed-data events from heterogeneous data platforms to multi-model [Redis Ente
 ### Download
 
 Download [latest release](https://github.com/redis-field-engineering/redis-connect-dist/releases) and untar redis-connect-`<version>.<build>`.tar.gz archive<br>
-<b>[Docker Hub](https://hub.docker.com/r/redislabs/redis-connect)
+<b>[ [🐳 Hub](https://hub.docker.com/r/redislabs/redis-connect)
+]
 </b>
 
 ```bash