fix: add_recv_layer should push to recv, not send

Author: algesten

CHANGELOG.md

@@ -1,5 +1,6 @@
 # Unreleased
 
+  * Fix `Simulcast::add_recv_layer` to push to recv instead of send #968
   * Accept any non-empty SDP session name (`s=`), not just `s=-` (RFC 8866 section 5.3)
 
 # 0.20.0

src/media/event.rs

@@ -105,7 +105,7 @@ impl Simulcast {
 
     /// Add a receive layer
     pub fn add_recv_layer(&mut self, layer: SimulcastLayer) {
-        self.send.push(layer);
+        self.recv.push(layer);
     }
 }