Update sponsors file

SPONSORS.md

@@ -1,10 +1,13 @@
 node-postgres is made possible by the helpful contributors from the community well as the following generous supporters on [Patreon](https://www.patreon.com/node_postgres).
 
 # Leaders
+
 - [MadKudu](https://www.madkudu.com) - [@madkudu](https://twitter.com/madkudu)
 - [Third Iron](https://thirdiron.com/)
+- [Timescale](https://timescale.com)
 
 # Supporters
+
 - John Fawcett
 - Lalit Kapoor [@lalitkapoor](https://twitter.com/lalitkapoor)
 - Paul Frazee [@pfrazee](https://twitter.com/pfrazee)