net: fix function name in UdpSocket recv documentation
In the "cancellation safety" section of the UdpSocket recv function, "recv_from" is referenced when it should be "recv"
@@ -740,7 +740,7 @@ impl UdpSocket {
///
/// # Cancel safety
///
- /// This method is cancel safe. If `recv_from` is used as the event in a
+ /// This method is cancel safe. If `recv` is used as the event in a
/// [`tokio::select!`](crate::select) statement and some other branch
/// completes first, it is guaranteed that no messages were received on this
/// socket.
