Adjust ci to use new webhook project label method

Author: mallardduck

.github/workflows/e2e/scripts/create-project-namespace.sh

@@ -7,7 +7,7 @@ source $(dirname $0)/entry
 cd $(dirname $0)/../../../..
 
 kubectl create namespace e2e-prometheus-federator || true
-kubectl label namespace e2e-prometheus-federator field.cattle.io/projectId=p-example --overwrite
+kubectl label namespace e2e-prometheus-federator field.cattle.io/projectId=local:p-example --overwrite
 sleep "${DEFAULT_SLEEP_TIMEOUT_SECONDS}"
 if ! kubectl get namespace cattle-project-p-example; then
     echo "ERROR: Expected cattle-project-p-example namespace to exist after ${DEFAULT_SLEEP_TIMEOUT_SECONDS} seconds, not found"