Updated readme to show that Instaclustr now supports pg_cron (#348)

Co-authored-by: Chris Carter <[email protected]>
Co-authored-by: Marco Slot <[email protected]>

README.md

@@ -216,14 +216,14 @@ The following table keeps track of which of the major managed Postgres services
 | [Crunchy Bridge](https://www.crunchydata.com/products/crunchy-bridge/?ref=producthunt) | :heavy_check_mark: |
 | [DigitalOcean](https://www.digitalocean.com/products/managed-databases/) | :heavy_check_mark: |
 | [Google Cloud](https://cloud.google.com/sql/postgresql/) | :heavy_check_mark: |
-| [Heroku](https://elements.heroku.com/addons/heroku-postgresql) | :x: | |
+| [Heroku](https://elements.heroku.com/addons/heroku-postgresql) | :x: | 
+| [Instaclustr](https://instaclustr.com) | :heavy_check_mark:  |
 | [ScaleGrid](https://scalegrid.io/postgresql.html) | :heavy_check_mark:  |
 | [Scaleway](https://www.scaleway.com/en/database/) | :heavy_check_mark:  |
 | [Supabase](https://supabase.io/docs/guides/database) | :heavy_check_mark:  |
 | [Tembo](https://tembo.io) | :heavy_check_mark:  |
 | [YugabyteDB](https://www.yugabyte.com/) | :heavy_check_mark:  |
 
-
 ## Code of Conduct
 
 This project has adopted the [Microsoft Open Source Code of Conduct](https://opensource.microsoft.com/codeofconduct/). For more information see the [Code of Conduct FAQ](https://opensource.microsoft.com/codeofconduct/faq/) or contact [[email protected]](mailto:[email protected]) with any additional questions or comments.