Fix comment and derive order for method

There was a blank line and then a comment after the derive.

Fix it so that the comment is before the derive and there is no blank
line.

Author: jamillambert

types/src/model/wallet.rs

@@ -509,9 +509,8 @@ pub struct ListSinceBlock {
 }
 
 /// Transaction list item, part of `ListSinceBlock`.
-#[derive(Clone, Debug, PartialEq, Eq, Deserialize, Serialize)]
-
 // https://github.com/rust-bitcoin/rust-bitcoin/issues/3516
+#[derive(Clone, Debug, PartialEq, Eq, Deserialize, Serialize)]
 pub struct ListSinceBlockTransaction {
     /// The bitcoin address of the transaction.
     pub address: Option<Address<NetworkUnchecked>>,