Revert doc change

Signed-off-by: Alan Cha <Alan.cha1@ibm.com>

Author: Alan-Cha

examples/tornjak/README.md

@@ -36,11 +36,11 @@ Port forward the Tornjak backend (APIs) and Tornjak frontend (UI) services. Exec
 If you deployed in a different namespace, your values might differ. Consult the install notes printed when running above `helm upgrade` command in that case.
 
 ```shell
-kubectl -n spire-mgmt port-forward service/spire-tornjak-backend 10000:10000
+kubectl -n spire-server port-forward service/spire-tornjak-backend 10000:10000
 ```
 
 ```shell
-kubectl -n spire-mgmt port-forward service/spire-tornjak-frontend 3000:3000
+kubectl -n spire-server port-forward service/spire-tornjak-frontend 3000:3000
 ```
 
 You can now access Tornjak with your browser at [localhost:3000](http://localhost:3000).