Update gcr.io/spark-operator/spark-operator Docker tag to v1beta2-1.2.3-3.1.1

This MR contains the following updates:

Package	Update	Change
gcr.io/spark-operator/spark-operator	minor	v1beta2-1.0.0-2.4.4 -> v1beta2-1.2.3-3.1.1

---

Renovate configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻️ 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.