coding style

app/Repositories/Core/DateStats.php

@@ -27,7 +27,7 @@ trait DateStats
     {
         $periods = DateRange::getPeriodsLastMonth(12);
         $values = self::sumPeriodly($periods, $field, $fieldDate);
-        
+
         return self::buildLabels($periods, $values, 'MMM YY');
     }
 
@@ -46,7 +46,7 @@ trait DateStats
             $index = Carbon::parse($period->startDate)->isoFormat($format);
             $data[$index] = $values[$key];
         }
-        
+
         return $data;
     }