Minor nit: fix template names (#1417)

Signed-off-by: Prajyot-Parab <[email protected]>
Co-authored-by: Prajyot-Parab <[email protected]>

Author: k8s-infra-cherrypick-robot

docs/book/src/topics/powervs/clusterclass-cluster.md

@@ -24,5 +24,5 @@
   --target-namespace default \
   --control-plane-machine-count=3 \
   --worker-machine-count=1 \
-  --flavor=simple-powervs-clusterclass | kubectl apply -f -
+  --flavor=powervs-clusterclass | kubectl apply -f -
   ```

docs/book/src/topics/vpc/load-balancer.md

@@ -26,7 +26,7 @@
   --target-namespace default \
   --control-plane-machine-count=1 \
   --worker-machine-count=2 \
-  --flavor=load-balancer | kubectl apply -f -
+  --flavor=vpc-load-balancer | kubectl apply -f -
 ```
 
 **Change disk size for the boot volume**