chore(deps): update keycloak chart version to v25 (#470)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[quay.io/keycloak/keycloak](https://redirect.github.com/keycloak-rel/keycloak-rel)
| major | `24.0.5` -> `25.0.4` |

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src/keycloak/chart/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: keycloak
 # renovate: datasource=docker depName=quay.io/keycloak/keycloak versioning=semver
-version: 24.0.5
+version: 25.0.4
 description: Open Source Identity and Access Management For Modern Applications and Services
 keywords:
   - sso