Add iunera to community page as iuneras focus is on the european esp. DACH market.

Add iunera to community page as iuneras focus is on the european esp. DACH market.

Author: schmichri

src/pages/community/index.mdx

@@ -46,6 +46,7 @@ Third party companies also provide commercial support and services for Druid, in
 * [Datumo](https://datumo.io/)
 * [Deep.BI](https://www.deep.bi/solutions/apache-druid)
 * [Imply](https://imply.io/)
+* [iunera](https://www.iunera.com/apache-druid-ai-consulting-europe/)
 * [Rill Data](https://www.rilldata.com/)
 
 ## Contributing