Update backers list

Author: goldfire

BACKERS.md

@@ -5,5 +5,6 @@ Support the ongoing development of howler.js and get your logo on our README wit
 [![GoldFire Studios](https://s3.amazonaws.com/howler.js/sponsors/goldfire_studios.png "GoldFire Studios")](https://goldfirestudios.com)
 
 ## Backers [[add your name](https://github.com/sponsors/goldfire)]
-* James Simpson
-* Spark Dev Network
+* [James Simpson](https://github.com/goldfire)
+* [Spark Dev Network](https://github.com/SparkDevNetwork)
+* [Angelo RC](https://github.com/angelorc)