message: Ignore FilterOptions for the namespace categories
diff: @@ -201,8 +201,8 @@ func (s *Server) GetAvailablePackageSummaries(ctx context.Context, request *core
  }
  // This plugin will include, as part of the GetAvailablePackageSummariesResponse,
  - // a "Categories" field containing only the distinct category names considering the FilterOptions
  - chartCategories, err := s.manager.GetAllChartCategories(cq)
  + // a "Categories" field containing only the distinct category names considering just the namespace
  + chartCategories, err := s.manager.GetAllChartCategories(utils.ChartQuery{Namespace: namespace})
  if err != nil {
  return nil, status.Errorf(codes.Internal, "Unable to fetch chart categories: %v", err)
  }
  