Update keycloakVersion to v26.0.8

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.keycloak:keycloak-services (source)	26.0.7 -> 26.0.8
org.keycloak:keycloak-saml-core (source)	26.0.7 -> 26.0.8

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Release Notes

keycloak/keycloak (org.keycloak:keycloak-services)

v26.0.8

Compare Source

Upgrading

Before upgrading refer to the migration guide for a complete list of changes.

All resolved issues

Enhancements

• #​33569 Show User Events on dedicated tab on Client-/User-Details
• #​34091 Username Form should support autocomplete login/ui

Bugs

• #​34072 The Realm Selection Dropdown Breaks After 50 Realms In Database admin/ui
• #​34207 logout with client_id and/or post_logout_redirect_uri results in bad request on logout confirmation page oidc
• #​34402 [Keycloak 26.0.2] Getting "Forbidden, permission needed: query-clients" as temp-admin admin/ui
• #​34675 Keys tab showing disabled and inactive keys as active admin/ui
• #​34995 MySQL database migration issue core
• #​35048 Filter events by user id and client not working admin/ui
• #​35052 `organizationEnabled` and `verifiableCredentialsEnabled` attributes are present as attributes in an export
• #​35273 Edit Help Mode descriptor for Roles in policy form admin/ui
• #​35290 Database migration fails after upgrading operator to v26.0.6 core
• #​35317 Token issuer is null in executeActionsEmail and sendVerifyEmail if no clientId is passed admin/api
• #​35324 Strange Random behavior - Intermittent missing organization claim in Keycloak JWT token organizations
• #​35410 SAML Adapter Galleon Pack for EAP8 cannot use new metadata options for layers adapter/saml
• #​35416 Mis-formatted definition list of hashing algorithms
• #​35421 Showing LDAP error message when failing to reset password ldap
• #​35475 Delete user confirm title is wrong admin/ui
• #​35481 Events: Wrong text for user id search admin/ui
• #​35488 [Jekins Keycloak CI] - RH-SSO EAP adapters remote saml tests ci
• #​35526 Initial keycloak bootstrap suggestion is not correct. dist/quarkus
• #​35544 Upgrading guide 26.0.6 is missing in the built document docs
• #​35634 Temporary password toggle in set password dialog is cut off in admin-console admin/ui
• #​35675 New install doesn't allow admin user creation dist/quarkus
• #​35822 Exact searches should be the default when querying user by attributes admin/api
• #​36394 CVE-2024-11736 Unrestricted admin use of system and environment variables
• #​36395 CVE-2024-11734 Denial of Service in Keycloak Server via Security Headers

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