adjust missing sync test

iroh/tests/sync.rs

@@ -44,7 +44,6 @@ fn test_node(
         .secret_key(secret_key)
         .derp_mode(DerpMode::Disabled)
         .runtime(&rt)
-        .bind_port(0)
 }
 
 // The function is not `async fn` so that we can take a `&mut` borrow on the `rng` without
@@ -736,11 +735,9 @@ async fn doc_delete() -> Result<()> {
     let rt = test_runtime();
     let db = iroh_bytes::store::mem::Store::new(rt.clone());
     let store = iroh_sync::store::memory::Store::default();
-    let addr = "127.0.0.1:0".parse().unwrap();
     let node = Node::builder(db, store)
         .gc_policy(iroh::node::GcPolicy::Interval(Duration::from_millis(100)))
         .runtime(&rt)
-        .bind_port(addr)
         .spawn()
         .await?;
     let client = node.client();