docs: add new adopter (#77)

* feat: add new Adopters mario valente

* fix: link mario

* feat: change name of company

* feat: trim

ADOPTERS.md

@@ -5,3 +5,4 @@ This list shows adopters of CEL-Playground. If you're using CEL Playground in an
 ## Adopters list (alphabetical)
 
 * [Getup](https://getup.io) - Getup is the original author of CEL Playground, we use the playground with our customers to help them learn how to make use of CEL within Kubernetes
+* [Ifood](https://www.ifood.com.br/) - Cel Playground helps me a lot in my CEL expression studies and is a valuable partner when it comes to important implementations in quick tests and immediate feedback, in addition to being able to simulate real scenarios. I love this tool.