Fix clippy 0.1.66

Author: yukibtc

src/interface.rs

@@ -214,7 +214,7 @@ impl HWIClient {
         &self,
         psbt: &PartiallySignedTransaction,
     ) -> Result<HWIPartiallySignedTransaction, Error> {
-        let psbt = base64::encode(&serialize(psbt));
+        let psbt = base64::encode(serialize(psbt));
         Python::with_gil(|py| {
             let output = self
                 .hwilib

src/types.rs

@@ -35,7 +35,7 @@ pub struct HWISignature {
 
 fn from_b64<'de, D: Deserializer<'de>>(d: D) -> Result<Vec<u8>, D::Error> {
     let b64_string = String::deserialize(d)?;
-    base64::decode(&b64_string)
+    base64::decode(b64_string)
         .map_err(|_| serde::de::Error::custom("Error while Deserializing Signature"))
 }
 
@@ -62,7 +62,7 @@ fn deserialize_psbt<'de, D: Deserializer<'de>>(
     d: D,
 ) -> Result<PartiallySignedTransaction, D::Error> {
     let b64_string = String::deserialize(d)?;
-    let bytes = base64::decode(&b64_string).map_err(serde::de::Error::custom)?;
+    let bytes = base64::decode(b64_string).map_err(serde::de::Error::custom)?;
     bitcoin::consensus::deserialize::<PartiallySignedTransaction>(&bytes[..])
         .map_err(serde::de::Error::custom)
 }