fix

Author: lrvideckis

tests/.config/.cppcheck_suppression_list

@@ -43,6 +43,7 @@ knownConditionTrueFalse:../library/strings/suffix_array/suffix_array.hpp:62
 knownConditionTrueFalse:../library/strings/suffix_array/suffix_array_short.hpp:34
 knownConditionTrueFalse:../library/dsu/kruskal_tree.hpp:13
 knownConditionTrueFalse:../library/dsu/dsu.hpp:11
+knownConditionTrueFalse:../library/dsu/dsu_weighted.hpp:29
 constVariable:../kactl/content/numerical/NumberTheoreticTransform.h:30
 constVariable:../kactl/content/graph/CompressTree.h:20
 constVariableReference:../kactl/content/graph/CompressTree.h:20