Update cluster-prerequisites.md

Author: itayvallach

docs/admin/runai-setup/cluster-setup/cluster-prerequisites.md

@@ -226,7 +226,7 @@ Post-install, you must configure Knative to use the Run:ai scheduler and allow p
 kubectl patch configmap/config-features \
   --namespace knative-serving \
   --type merge \
-  --patch '{"data":{"kubernetes.podspec-schedulername":"enabled","kubernetes.podspec-affinity":"enabled"}}'
+  --patch '{"data":{"kubernetes.podspec-schedulername":"enabled","kubernetes.podspec-affinity":"enabled","kubernetes.podspec-tolerations":"enabled","kubernetes.podspec-volumes-emptydir":"enabled","kubernetes.podspec-securitycontext":"enabled"}}'
 ```
 
 #### Inference Autoscaling