fix(ext/node): implement dgram setBroadcast (#29195)

ext/net/ops.rs

@@ -390,6 +390,23 @@ pub async fn op_net_set_multi_ttl_udp(
   Ok(())
 }
 
+#[op2(async)]
+pub async fn op_net_set_broadcast_udp(
+  state: Rc<RefCell<OpState>>,
+  #[smi] rid: ResourceId,
+  broadcast: bool,
+) -> Result<(), NetError> {
+  let resource = state
+    .borrow_mut()
+    .resource_table
+    .get::<UdpSocketResource>(rid)
+    .map_err(|_| NetError::SocketClosed)?;
+  let socket = RcRef::map(&resource, |r| &r.socket).borrow().await;
+  socket.set_broadcast(broadcast)?;
+
+  Ok(())
+}
+
 /// If this token is present in op_net_connect_tcp call and
 /// the hostname matches with one of the resolved IPs, then
 /// the permission check is performed against the original hostname.