Update examples

Author: maksymiuks

CRAN-SUBMISSION

@@ -0,0 +1,3 @@
+Version: 2.3.1
+Date: 2026-01-12 11:28:38 UTC
+SHA: 590397460c3f6d32f62f351b4a09e8e864afb68e

R/explain_xgboost.R

@@ -17,12 +17,11 @@
 #' \donttest{
 #' library("xgboost")
 #' library("DALEXtra")
-#' library("mlr")
 #' # 8th column is target that has to be omitted in X data
 #' data <- titanic_imputed[,-8]
 #' y <- titanic_imputed$survived
 #' model <- xgboost(data, as.factor(y), nrounds = 10,
-#'                  objective = "binary:logistic")
+#'                  objective = "binary:logistic", nthreads = 1)
 #' 
 #' explainer_1 <- explain_xgboost(model, data = titanic_imputed[,-8],
 #'                                titanic_imputed$survived)