Fix dependencies

xmr-btc/Cargo.toml

@@ -27,5 +27,6 @@ monero-harness = { path = "../monero-harness" }
 reqwest = { version = "0.10", default-features = false }
 testcontainers = "0.10"
 tokio = { version = "0.2", default-features = false, features = ["blocking", "macros", "rt-core", "time", "rt-threaded"] }
-tracing-subscriber = "0.2.12"
+tracing-subscriber = "0.2"
 tracing = "0.1"
+futures = "0.3"

xmr-btc/tests/e2e.rs

@@ -152,12 +152,12 @@ mod tests {
         node::{run_alice_until, run_bob_until},
     };
 
-    use futures::future;
     use monero_harness::Monero;
     use rand::rngs::OsRng;
-    use std::convert::TryInto;
     use testcontainers::clients::Cli;
 
+    use futures::future;
+    use std::convert::TryInto;
     use tracing_subscriber::util::SubscriberInitExt;
     use xmr_btc::{
         alice, bitcoin,