Closes #2521 - Fix code smells Stream.collect(Collectors.toList()) to Stream.toList()

rest/taskana-rest-spring/src/main/java/pro/taskana/common/rest/ldap/LdapClient.java

@@ -588,7 +588,7 @@ public class LdapClient {
         .filter(not(LdapSettings.TASKANA_LDAP_GROUPS_OF_USER_NAME::equals))
         .filter(not(LdapSettings.TASKANA_LDAP_GROUPS_OF_USER_TYPE::equals))
         .filter(p -> p.getValueFromEnv(env) == null)
-        .collect(Collectors.toList());
+        .toList();
   }
 
   void testMinSearchForLength(final String name) throws InvalidArgumentException {