Update my affiliation in the README file (open-telemetry#6466)

Co-authored-by: Patrice Chalin <[email protected]>

Author: svrnm

README.md

@@ -61,7 +61,7 @@ Here is a list of community roles with current and previous members:
   - [Fabrizio Ferri-Benedetti](https://github.com/theletterf)
   - [Patrice Chalin](https://github.com/chalin), CNCF
   - [Phillip Carter](https://github.com/cartermp), Honeycomb
-  - [Severin Neumann](https://github.com/svrnm), Cisco
+  - [Severin Neumann](https://github.com/svrnm)
   - [Tiffany Hrabusa](https://github.com/tiffany76), Grafana Labs
 
 - Emeritus approvers: