chore: Replace as_any functions with trait upcasting (#28221)

Closes #ISSUE

Release Notes:

- N/A

crates/proto/src/typed_envelope.rs

@@ -31,10 +31,9 @@ pub trait RequestMessage: EnvelopedMessage {
     type Response: EnvelopedMessage;
 }
 
-pub trait AnyTypedEnvelope: 'static + Send + Sync {
+pub trait AnyTypedEnvelope: Any + Send + Sync {
     fn payload_type_id(&self) -> TypeId;
     fn payload_type_name(&self) -> &'static str;
-    fn as_any(&self) -> &dyn Any;
     fn into_any(self: Box<Self>) -> Box<dyn Any + Send + Sync>;
     fn is_background(&self) -> bool;
     fn original_sender_id(&self) -> Option<PeerId>;
@@ -56,10 +55,6 @@ impl<T: EnvelopedMessage> AnyTypedEnvelope for TypedEnvelope<T> {
         T::NAME
     }
 
-    fn as_any(&self) -> &dyn Any {
-        self
-    }
-
     fn into_any(self: Box<Self>) -> Box<dyn Any + Send + Sync> {
         self
     }