doc: remove plot example with warning

Author: ntorresd

R/plot_seromodel.R

@@ -126,10 +126,6 @@ get_age_intervals <- function(serosurvey, step) {
 #' # VEEV example serosurvey
 #' data(veev2012)
 #' plot_serosurvey(veev2012)
-#'
-#' # Chagas disease example serosurvey
-#' data(chagas2012)
-#' plot_serosurvey(chagas2012, bin_serosurvey = TRUE)
 #' @export
 plot_serosurvey <- function(
     serosurvey,