docs: @WriteOperation
      public void updateLoggerLevel(@Selector final String loggerName,
                                    final String loggerLevel,
                                    final boolean additive) {
  
  
          val loggerConfigs = getLoggerConfigurations();
          loggerConfigs.stream()
              .filter(cfg -> cfg.getName().equals(loggerName))
              .forEachOrdered(cfg -> {
                  cfg.setLevel(Level.getLevel(loggerLevel));
                  cfg.setAdditive(additive);
              });
          this.loggerContext.updateLoggers();
      }