Merge pull request #2744 from data-for-change/2743-modify-head-on-col…

…lisions-widget

Update is_included in head on collisions

anyway/widgets/road_segment_widgets/head_on_collisions_comparison_widget.py

@@ -117,7 +117,7 @@ def is_included(self) -> bool:
             else:
                 raise ValueError
         all_total = all_h2h + all_others  # pylint: disable=E0606
-        return segment_h2h > 1 and (segment_h2h / segment_total) > all_h2h / all_total
+        return segment_h2h > 1 and (segment_h2h / segment_total) > 2 * all_h2h / all_total
 
 
 # adding calls to _() for pybabel extraction