Update _index.md

updated link to RSALv2 which 404ed.

Author: brookienoodle

docs/stack/_index.md

@@ -86,7 +86,7 @@ RedisInsight allows you to:
 
 Redis Stack is made up of several components, licensed as follows:
 
-* Redis Stack Server, which combines open source Redis with RediSearch, RedisJSON, RedisGraph, RedisTimeSeries, and RedisBloom, is dual-licensed under the Redis Source Available License ([RSALv2]((/docs/stack/license/)) and the [Server Side Public License](https://en.wikipedia.org/wiki/Server_Side_Public_License) (SSPL). A breakdown of licensing by Stack component versions is shown in the table below. For more information about Redis licensing, see [Licenses](https://redis.com/legal/licenses/).
+* Redis Stack Server, which combines open source Redis with RediSearch, RedisJSON, RedisGraph, RedisTimeSeries, and RedisBloom, is dual-licensed under the Redis Source Available License ([RSALv2]((https://redis.io/docs/stack/license/)) and the [Server Side Public License](https://en.wikipedia.org/wiki/Server_Side_Public_License) (SSPL). A breakdown of licensing by Stack component versions is shown in the table below. For more information about Redis licensing, see [Licenses](https://redis.com/legal/licenses/).
 
 * RedisInsight is licensed under the SSPL.