Fix sonar finding (#1578)

Signed-off-by: Marinov Avgustin <Avgustin.Marinov@bosch.com>

hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/management/JpaSystemManagement.java

@@ -359,9 +359,6 @@ public class JpaSystemManagement implements CurrentTenantCacheKeyGenerator, Syst
         try {
             currentTenantCacheKeyGenerator.setTenantInCreation(tenant);
             return createInitialTenantMetaData(tenant);
-        } catch (final Throwable t) {
-            LOGGER.error("Failed to create tenant: {}", tenant, t);
-            return null;
         } finally {
             currentTenantCacheKeyGenerator.removeTenantInCreation();
         }