Add Purdue University Global to ADOPTERS.md
- [Paybase](https://paybase.io/)
- [PlayStudios Asia](https://www.playstudios.asia)
- [Projector](https://projector.com)
+- [Purdue University Global](https://www.purdueglobal.edu/)
- [Studyo](https://studyo.co)
- [Sue](https://sue.nl)
- [Transit](https://transit.app)
