f use-only Hash trait

Author: dunxen

lightning/src/ln/channel_id.rs

@@ -16,7 +16,7 @@ use crate::ln::msgs::DecodeError;
 use crate::sign::EntropySource;
 use crate::util::ser::{Readable, Writeable, Writer};
 
-use bitcoin::hashes::Hash;
+use bitcoin::hashes::Hash as _;
 use bitcoin::hashes::sha256::Hash as Sha256;
 
 use crate::io;