Update Helm release mariadb to v20.2.0

This MR contains the following updates:

Package	Update	Change
mariadb (source)	minor	20.1.1 -> 20.2.0

---

Release Notes

bitnami/charts (mariadb)

v20.2.0

• [bitnami/mariadb] Detect non-standard images (#​30956)

---

Configuration

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