depend-o-pocalipse (#9450)

Remove unneeded dependencies and dev-dependencies.
Made self_destruct test not dependent on wasm bin size.  
Updated code related to deprecated warning on tracing-subscriber `scope()` 
( See https://github.com/tokio-rs/tracing/issues/1429 )

substrate/client/peerset/src/lib.rs

@@ -648,8 +648,9 @@ impl Peerset {
 					peer_id, DISCONNECT_REPUTATION_CHANGE, entry.reputation());
 				entry.disconnect();
 			},
-			peersstate::Peer::NotConnected(_) | peersstate::Peer::Unknown(_) =>
-				error!(target: "peerset", "Received dropped() for non-connected node"),
+			peersstate::Peer::NotConnected(_) | peersstate::Peer::Unknown(_) => {
+				error!(target: "peerset", "Received dropped() for non-connected node")
+			},
 		}
 
 		if let DropReason::Refused = reason {