Fix dashboard date grouping logic for year display.

Author: Irae Hueck Costa

static/js/dashboard.js

@@ -315,11 +315,13 @@ function dGroupDates(dates) {
         // if it's still to big, use months. 16 is a magic number to swap to the per month view
         if (Object.keys(groupedDates).length > 16) {
             groupedDates = groupedByMonth;
+            // Use years if we are displaying more than 16 month.
+            if (Object.keys(groupedDates).length > 16) {
+                groupedDates = groupedByYear
+            }
         }
     }
 
-    // groupedDates = groupedByYear;
-
     return [Object.keys(groupedDates), Object.values(groupedDates)];
 }