code: public DashboardMenuItem getByViewName(final String viewName) {
          final Optional<DashboardMenuItem> findFirst = dashboardVaadinViews.stream()
                  .filter(view -> view.getViewName().equals(viewName)).findAny();
  
          if (!findFirst.isPresent()) {
              return null;
          }
  
          return findFirst.get();
      }
docs: Returns the dashboard view type by a given view name.
  
  @param viewName
  the name of the view to retrieve
  @return the dashboard view for a given viewname or {@code null} if view
  with given viewname does not exists