Update SPONSORS.md

Author: brianc

SPONSORS.md

@@ -10,6 +10,8 @@ node-postgres is made possible by the helpful contributors from the community as
 - [BitMEX](https://www.bitmex.com/app/trade/XBTUSD)
 - [Dataform](https://dataform.co/)
 - [Eaze](https://www.eaze.com/)
+- [simpleanalytics](https://simpleanalytics.com/)
+- [n8n.io]https://n8n.io/
 
 # Supporters
 
@@ -37,3 +39,4 @@ node-postgres is made possible by the helpful contributors from the community as
 - @Guido4000
 - [Martti Laine](https://github.com/codeclown)
 - [Tim Nolet](https://github.com/tnolet)
+- [checkly](https://github.com/checkly)