fix clippy

reader/src/hasher.rs

@@ -1,7 +1,7 @@
 use md5::{Digest as Md5Digest, Md5};
 use sha2::{
-    digest::{Reset, Update},
     Digest, Sha256 as sha_sha256,
+    digest::{Reset, Update},
 };
 pub trait Hasher {
     fn write(&mut self, bytes: &[u8]);
@@ -181,4 +181,4 @@ pub fn sum_md5_base64(data: &[u8]) -> String {
     let mut hash = MD5::new();
     hash.write(data);
     base64_simd::URL_SAFE_NO_PAD.encode_to_string(hash.sum())
-}
+}