Fix tabsDL colours

src/dialogs/confdialog.cxx

@@ -6854,7 +6854,7 @@ d frequency"));
         tabDL->labelsize(12);
         tabDL->hide();
         { tabsDL = new Fl_Tabs(0, 25, 500, 348);
-          tabsDL->selection_color((Fl_Color)FL_LIGHT1);
+          tabsDL->selection_color((Fl_Color)55);
           { tabDLEnable = new Fl_Group(0, 50, 500, 320, _("Enable"));
             { Fl_Group* o = new Fl_Group(5, 59, 490, 76, _("habitat"));
               o->box(FL_ENGRAVED_FRAME);

src/dialogs/confdialog.fl

@@ -3781,7 +3781,7 @@ progdefaults.changed = true;}
         xywh {0 25 500 350} selection_color 48 labelsize 12 hide
       } {
         Fl_Tabs tabsDL {open
-          xywh {0 25 500 348} selection_color 50
+          xywh {0 25 500 348} selection_color 55
         } {
           Fl_Group tabDLEnable {
             label Enable open