IO-2950 Add subscription using view instead of variable.

hasura/migrations/1726773072213_run_sql_migration/down.sql

@@ -0,0 +1,11 @@
+-- Could not auto-generate a down migration.
+-- Please write an appropriate down migration for the SQL below:
+-- CREATE
+-- OR REPLACE VIEW "public"."jobs_inproduction" AS
+-- SELECT
+--   j.id,
+--   j.updated_at
+-- FROM
+--   jobs j
+-- WHERE
+-- j.inproduction=true;