fix: remove dup implementation from merge

Author: hstove

stackslib/src/chainstate/stacks/mod.rs

@@ -1012,14 +1012,6 @@ pub struct StacksTransaction {
     pub payload: TransactionPayload,
 }
 
-impl Hash for StacksTransaction {
-    fn hash<H: Hasher>(&self, state: &mut H) {
-        self.txid().hash(state)
-    }
-}
-
-impl Eq for StacksTransaction {}
-
 #[derive(Debug, Clone, PartialEq)]
 pub struct StacksTransactionSigner {
     pub tx: StacksTransaction,