introduce separate database schema-test and amend RBAC generators for schema-generation (#104)

Co-authored-by: Michael Hoennig <michael@hoennig.de>
Reviewed-on: https://dev.hostsharing.net/hostsharing/hs.hsadmin.ng/pulls/104
Reviewed-by: Marc Sandlus <marc.sandlus@hostsharing.net>

src/test/resources/application.yml

@@ -5,6 +5,7 @@ spring:
 
     datasource:
         url-tc: jdbc:tc:postgresql:15.5-bookworm:///spring_boot_testcontainers
+        url-tcx: jdbc:tc:postgresql:15.5-bookworm:///spring_boot_testcontainers?TC_REUSABLE=true&TC_DAEMON=true
         url-local: jdbc:postgresql://localhost:5432/postgres
         url: ${spring.datasource.url-tc}
         username: postgres