repair examples requirement nosuggest

Author: mb706

NAMESPACE

@@ -91,6 +91,7 @@ export(CnfClause)
 export(CnfFormula)
 export(CnfSymbol)
 export(CnfUniverse)
+export(FilterEnsemble)
 export(Graph)
 export(GraphLearner)
 export(LearnerClassifAvg)

R/FilterEnsemble.R

@@ -60,7 +60,7 @@
 #' @section References:
 #' `r format_bib("binder_2020")`
 #'
-#' @examples
+#' @examplesIf mlr3misc::require_namespaces("mlr3filters", quietly = TRUE)
 #' library("mlr3")
 #' library("mlr3filters")
 #'