fix(deps): update dependency org.keycloak.bom:keycloak-adapter-bom to v20.0.5 (#36)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -65,7 +65,7 @@
         <kotlin.version>1.8.10</kotlin.version>
         <junit.version>5.9.2</junit.version>
         <spring-boot.version>2.7.8</spring-boot.version>
-        <keycloak.version>20.0.4</keycloak.version>
+        <keycloak.version>20.0.5</keycloak.version>
 
         <sonar.host.url>https://sonarcloud.io</sonar.host.url>
         <sonar.organization>trustedshops-public</sonar.organization>