fix: reset Cardano transactions store with a migration

This will avoid data inconsistency with nodes running previous unstable versions.

Author: jpraynaud

internal/mithril-persistence/src/database/cardano_transaction_migration.rs

@@ -106,6 +106,17 @@ vacuum;
             r#"
 drop index cardano_tx_immutable_file_number_index;
 alter table cardano_tx drop column immutable_file_number;
+ "#,
+        ),
+        // Migration 9
+        // Truncate Cardano transaction related tables to avoid data inconsistency
+        // with previous versions of the nodes.
+        SqlMigration::new(
+            9,
+            r#"
+delete from cardano_tx;
+delete from block_range_root;
+vacuum;
  "#,
         ),
     ]