coderabbit fixes

Author: danciaclara

self-hosting/govern/advanced-search.mdx

@@ -100,7 +100,7 @@ The Plane Helm chart provides auto-setup for OpenSearch. If you're using your ow
         opensearch_remote_url: 'https://your-opensearch-instance:9200/'
         opensearch_remote_username: 'admin'
         opensearch_remote_password: 'your-secure-password'
-        opensearch_index_prefix: 'plane_'
+        opensearch_index_prefix: 'plane'
     ```
 
    Refer to the [Plane Helm chart documentation](https://artifacthub.io/packages/helm/makeplane/plane-enterprise?modal=values&path=env.opensearch_remote_url) for complete values structure.
@@ -293,4 +293,4 @@ Each index is optimized for its content type:
 | `{prefix}_issue_views` | Saved views | Saved view search and filtering |
 | `{prefix}_teamspaces` | Teamspaces | Teamspace discovery |
 
-The `{prefix}` is whatever you configured in `OPENSEARCH_INDEX_PREFIX`, or empty if you didn't set a prefix. This prefix exists because you might run multiple Plane instances pointing to the same OpenSearch cluster. The prefix prevents different instances from accidentally sharing or conflicting with each other's indices.
+The `{prefix}` is whatever you configured in `OPENSEARCH_INDEX_PREFIX`, or empty if you didn't set a prefix. This prefix exists because you might run multiple Plane instances pointing to the same OpenSearch cluster. The prefix prevents different instances from accidentally sharing or conflicting with each other's indices.