deps: upgrade tungstenite (#1067)

Cargo.toml

@@ -37,7 +37,7 @@ tokio-stream = "0.1.1"
 tokio-util = { version = "0.7", features = ["io"] }
 tracing = { version = "0.1.21", default-features = false, features = ["log", "std"] }
 tower-service = "0.3"
-tokio-tungstenite = { version = "0.18", optional = true }
+tokio-tungstenite = { version = "0.20", optional = true }
 percent-encoding = "2.1"
 pin-project = "1.0"
 tokio-rustls = { version = "0.24", optional = true }

src/filters/ws.rs

@@ -92,11 +92,21 @@ impl Ws {
 
     // config
 
-    /// Set the size of the internal message send queue.
-    pub fn max_send_queue(mut self, max: usize) -> Self {
+    /// Does nothing.
+    ///
+    /// # Deprecated
+    ///
+    /// Use `max_write_buffer_size()` instead.
+    #[deprecated = "use max_write_buffer_size instead"]
+    pub fn max_send_queue(self, _max: usize) -> Self {
+        self
+    }
+
+    /// The max size of the write buffer, in bytes.
+    pub fn max_write_buffer_size(mut self, max: usize) -> Self {
         self.config
             .get_or_insert_with(WebSocketConfig::default)
-            .max_send_queue = Some(max);
+            .max_write_buffer_size = max;
         self
     }