Removed RIOT DB and Gen

Author: ajeetraina

docs/tools/riot/index-riot.mdx

@@ -13,11 +13,8 @@ import RedisCard from '@site/src/theme/RedisCard';
 
 Redis Input/Output Tools (RIOT) is a set of import/export command line utilities for Redis:
 
-- RIOT DB: migrate from an RDBMS to Redis, RediSearch, RedisJSON, ...
-- RIOT File: bulk import/export data from/to files.
-- RIOT Gen: generate sample Redis datasets for new feature development and proof of concept.
 - RIOT Redis: live replication from any Redis database (including AWS Elasticache) to another Redis database.
-- RIOT Stream: import/export messages from/to Kafka topics.
+- RIOT DB: migrate from an RDBMS to Redis, RediSearch, RedisJSON, ...