Update _index.md

Author: mich-elle-luna

content/operate/redisinsight/_index.md

@@ -2,6 +2,10 @@
 title: Redis Insight
 description: Install and manage Redis Insight
 linkTitle: Redis Insight
+categories:
+- docs
+- operate
+- redisinsight
 ---
 
-For information on using Redis Insight, see [these pages]({{< relref "/develop/connect/insight" >}}).
+For information on using Redis Insight, see [these pages]({{< relref "/develop/connect/insight" >}}).