Change order of retrieval of cardano transactions

From `rowid` to `block_number then transaction_hash`. The goal is to
have a consistent order accross nodes that resist order of insertion.

Author: Alenar

mithril-aggregator/src/database/provider/cardano_transaction/get_cardano_transaction.rs

@@ -87,7 +87,7 @@ impl<'client> Provider<'client> for GetCardanoTransactionProvider<'client> {
         let aliases = SourceAlias::new(&[("{:cardano_tx:}", "cardano_tx")]);
         let projection = Self::Entity::get_projection().expand(aliases);
 
-        format!("select {projection} from cardano_tx where {condition} order by rowid")
+        format!("select {projection} from cardano_tx where {condition} order by block_number, transaction_hash")
     }
 }
 

mithril-signer/src/database/provider/cardano_transaction/get_cardano_transaction.rs

@@ -69,7 +69,7 @@ impl<'client> Provider<'client> for GetCardanoTransactionProvider<'client> {
         let aliases = SourceAlias::new(&[("{:cardano_tx:}", "cardano_tx")]);
         let projection = Self::Entity::get_projection().expand(aliases);
 
-        format!("select {projection} from cardano_tx where {condition} order by rowid")
+        format!("select {projection} from cardano_tx where {condition} order by block_number, transaction_hash")
     }
 }