Fix run_prometheus signature

examples/full-api/src/main.rs

@@ -16,7 +16,7 @@ mod util;
 async fn main() {
     // Run Prometheus and generate random traffic for the app
     // (You would not actually do this in production, but it makes it easier to see the example in action)
-    let _promehtheus = run_prometheus();
+    let _promehtheus = run_prometheus(false);
     tokio::spawn(generate_random_traffic());
 
     // Set up the exporter to collect metrics