Libp2p v0.48.0 upgrade (#3547)

## Issue Addressed

Upgrades libp2p to v.0.47.0. This is the compilation of
- [x] #3495 
- [x] #3497 
- [x] #3491 
- [x] #3546 
- [x] #3553 

Co-authored-by: Age Manning <Age@AgeManning.com>

beacon_node/lighthouse_network/src/rpc/mod.rs

@@ -90,6 +90,7 @@ impl<T: EthSpec, Id: std::fmt::Debug> std::fmt::Display for RPCSend<Id, T> {
 }
 
 /// Messages sent to the user from the RPC protocol.
+#[derive(Debug)]
 pub struct RPCMessage<Id, TSpec: EthSpec> {
     /// The peer that sent the message.
     pub peer_id: PeerId,