Update adesso (#273)

Author: fabianlupa

src/user-guide/other/where-used.md

@@ -30,7 +30,7 @@ order: 50
 ## Consulting and Partner
 
 * [abat AG](https://www.abat.de/)
-* [adesso orange AG](https://www.adesso-orange.com/en/)
+* [adesso business consulting AG](https://www.adesso-bc.com/)
 * [asbrucon GmbH](https://www.asbrucon.de)
 * [Computerservice Wolf](https://www.computerservice-wolf.com/)
 * [CQSE](https://www.cqse.eu/)