show asterisks beside date in date-picker

frontend/src/app/shared/components/datepicker/single-date-picker/single-date-picker.component.html

@@ -44,12 +44,14 @@
 
     <spot-form-field
       [label]="text.date"
+      [required]="required"
     >
       <spot-text-field
         slot="input"
         name="date"
         class="op-datepicker-modal--date-field"
         [ngModel]="workingValue"
+        [required]="required"
         (ngModelChange)="writeWorkingValue($event)"
         [showClearButton]="true"
       ></spot-text-field>

frontend/src/app/shared/components/op-non-working-days-list/op-non-working-days-list.component.html

@@ -13,6 +13,7 @@ class="op-non-working-days-list--add-button"
     name="test"
     [showIgnoreNonWorkingDays]="false"
     [opened]="datepickerOpened"
+    [required]="true"
     [showIgnoreNonWorkingDays]="false"
     [name]="text.add_non_working_day"
     (closed)="datepickerOpened = false"