node-installer: ncrease sleep duration in minikube integration test

Signed-off-by: Jiaxiao (mossaka) Zhou <[email protected]>

Author: Mossaka

node-installer/integration-test-minikube.sh

@@ -65,7 +65,7 @@ echo "Testing workload with curl..."
 PORT=8080
 kubectl port-forward service/wasm-spin $PORT:80 &
 PORT_FORWARD_PID=$!
-sleep 3
+sleep 10
 
 SERVICE_URL="http://localhost:$PORT"
 MAX_RETRIES=3