Update dependency keycloak-js to v20.0.3

This MR contains the following updates:

Package	Type	Update	Change
keycloak-js (source)	dependencies	patch	20.0.2 -> 20.0.3

---

Release Notes

keycloak/keycloak

v20.0.3

Compare Source

---

Configuration

Schedule: Branch creation - "every weekend" (UTC), 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.