feat: leverage type-safe /p2p in multiaddr

This updates `multiaddr` to version `0.19`.

Depends-On: #3656.
Depends-On: https://github.com/multiformats/rust-multiaddr/pull/83.
Resolves: #4039.

Pull-Request: #4037.

examples/dcutr/src/main.rs

@@ -231,7 +231,7 @@ fn main() -> Result<(), Box<dyn Error>> {
                 .dial(
                     opts.relay_address
                         .with(Protocol::P2pCircuit)
-                        .with(Protocol::P2p(opts.remote_peer_id.unwrap().into())),
+                        .with(Protocol::P2p(opts.remote_peer_id.unwrap())),
                 )
                 .unwrap();
         }