fix(fortuna): re-add indices on tx hash

Author: cprussin

apps/fortuna/migrations/20250605165549_re-add_tx_hash_indices.down.sql

@@ -0,0 +1,4 @@
+-- Add down migration script here
+
+DROP INDEX request__request_tx_hash;
+DROP INDEX request__reveal_tx_hash;

apps/fortuna/migrations/20250605165549_re-add_tx_hash_indices.up.sql

@@ -0,0 +1,4 @@
+-- Add up migration script here
+
+CREATE INDEX request__request_tx_hash ON request (request_tx_hash) WHERE request_tx_hash IS NOT NULL;
+CREATE INDEX request__reveal_tx_hash ON request (reveal_tx_hash) WHERE reveal_tx_hash IS NOT NULL;