Add SCA to ADOPTERS.md (#6350)

Author: amitdsouza-sca

ADOPTERS.md

@@ -48,6 +48,7 @@
 - [PriceKinetics (GVC Australia)](https://www.pricekinetics.com.au/)
 - [Projector](https://projector.com)
 - [Purdue University Global](https://www.purdueglobal.edu/)
+- [SCA](https://sca.com.au)
 - [Search365](https://search365.ai/)
 - [StackPulse](https://stackpulse.com)
 - [Studyo](https://studyo.co)