remove unnecessary link

Author: Kyle Banker

docs/howtos/redisjson/using-python/index-usingpython.mdx

@@ -120,7 +120,6 @@ localhost:6379> json.get person:1 '.name'
 
 ### References
 
-- [How to cache JSON data in Redis with Python](/howtos/redisjson/using-python)
 - [Importing JSON data into Redis using NodeJS](/howtos/redisjson/using-nodejs)
 - Learn more about [RedisJSON](https://oss.redislabs.com/redisjson/) in the Quickstart tutorial.