fix: specify a single table during tests

Author: edgurgel

test/realtime/extensions/cdc_rls/cdc_rls_test.exs

@@ -135,7 +135,8 @@ defmodule Realtime.Extensions.CdcRlsTest do
                Postgrex.query!(conn, "SELECT count(*)::int FROM pg_replication_slots WHERE slot_name = $1", [slot_name])
 
       # Re-create the publication: poller should recreate the slot and repopulate oids.
-      Postgrex.query!(conn, "create publication supabase_realtime_test for all tables", [])
+      # Use an explicit table (not FOR ALL TABLES, which requires superuser).
+      Postgrex.query!(conn, "create publication supabase_realtime_test for table public.test", [])
       send(poller_pid, :check_oids)
       %{oids: oids_after_create} = :sys.get_state(poller_pid)
       refute oids_after_create == %{}