fix: weekbased calculation pdf report

with this change the time calculations for pdf reports should be better
line with the reports send as "week_report"

Backend/templates/reportPage.templ

@@ -66,7 +66,7 @@ templ workWeekComponent(week models.WorkWeek, onlyAccept bool) {
 				<div class="flex flex-row gap-2 col-span-3">
 					@timeGaugeComponent(int8(progress), false)
 					<div>
-						<p>Arbeitszeit: { fmt.Sprintf("%s", helper.FormatDuration(week.Worktime)) }</p>
+						<p>Arbeitszeit: { fmt.Sprintf("%s", helper.FormatDurationFill(week.Worktime, true)) }</p>
 						<p>Überstunden: { fmt.Sprintf("%s", helper.FormatDurationFill(week.Overtime, true)) }</p>
 					</div>
 				</div>