Bump keycloak-core from 12.0.4 to 13.0.0 in /embedded-keycloak

Bumps [keycloak-core](https://github.com/keycloak/keycloak) from 12.0.4 to 13.0.0.
- [Release notes](https://github.com/keycloak/keycloak/releases)
- [Commits](keycloak/keycloak@12.0.4...13.0.0)

---
updated-dependencies:
- dependency-name: org.keycloak:keycloak-core
  dependency-type: direct:production
...

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

Author: dependabot[bot]

embedded-keycloak/pom.xml

@@ -13,7 +13,7 @@
     <artifactId>embedded-keycloak</artifactId>
 
     <properties>
-        <keycloak.version>12.0.4</keycloak.version>
+        <keycloak.version>13.0.0</keycloak.version>
     </properties>
 
     <dependencies>