chore(deps-dev): bump org.keycloak:keycloak-core from 26.0.2 to 26.0.4

Bumps [org.keycloak:keycloak-core](https://github.com/keycloak/keycloak) from 26.0.2 to 26.0.4.
- [Release notes](https://github.com/keycloak/keycloak/releases)
- [Commits](keycloak/keycloak@26.0.2...26.0.4)

---
updated-dependencies:
- dependency-name: org.keycloak:keycloak-core
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -110,7 +110,7 @@
     <assertj.core.version>3.26.3</assertj.core.version>
     <awaitility.version>4.2.2</awaitility.version>
     <approvaltests.version>24.8.0</approvaltests.version>
-    <keycloak.version>26.0.2</keycloak.version><!-- Used by CRD Generator integration tests for verifications -->
+    <keycloak.version>26.0.4</keycloak.version><!-- Used by CRD Generator integration tests for verifications -->
     <mockito.version>5.14.2</mockito.version>
     <mockito-inline.version>5.2.0</mockito-inline.version>
     <spock.version>2.4-M4-groovy-4.0</spock.version>