Update doc/openapi-openshift-dev-spaces.md

Co-authored-by: David Martin <[email protected]>

doc/openapi-openshift-dev-spaces.md

@@ -346,7 +346,7 @@ You can now apply these policies to a running app via `kubectl` or `oc`. If Dev
 
 
 ```bash
-kuadrantctl generate gateway httproute --oas openapi.yaml | kubectl apply -f -
+kuadrantctl generate gatewayapi httproute --oas openapi.yaml | kubectl apply -f -
 kuadrantctl generate kuadrant authpolicy --oas openapi.yaml | kubectl apply -f -
 kuadrantctl generate kuadrant ratelimitpolicy --oas openapi.yaml | kubectl apply -f -
 ```