Update cassproject/cass Docker tag to v1.5.66

This MR contains the following updates:

Package	Update	Change
cassproject/cass	patch	1.5.65 -> 1.5.66

---

⚠ Warning

Some dependencies could not be looked up. Check the warning logs for more information.

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this MR and you won't be reminded about this update again.

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.