chore(deps): update helm release keycloak to v19 - autoclosed

[dare-renovate[bot]]

This PR contains the following updates:

Package	Update	Change
keycloak (source)	major	15.1.6 -> 19.4.1

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Configuration

📅 Schedule: Branch creation - "after 10pm,before 5am" in timezone Europe/London, Automerge - At any time (no schedule defined).

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

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

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

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