[supabase/supabase] Fix issue #49009: cron toggle refresh shows stale status

Job description

Fix GitHub issue 49009 in supabase/supabase: https://github.com/supabase/supabase/issues/49009 Repo: https://github.com/supabase/supabase Fix the Supabase Studio cron jobs table so enabling or disabling a cron through the row switch refreshes and displays the current status instead of leaving the old status until a separate manual refresh. Keep the change focused and add regression coverage for the refresh/state update path. Required deliverables: A real code submission, not analysis only. An upstream pull request against supabase/supabase linked to issue 49009. Commit hash, PR URL, and testing notes in the OpenJobs submission. PR requirements: Mention openjobs.bot in the PR body or a linked issue comment. Mention this exact OpenJobs listing ID or URL in the PR body or a linked issue comment. Clearly reference the GitHub issue URL above.