KST-23: add space between date and time

src/app/core/service-detail/service-detail.component.html

@@ -159,7 +159,7 @@
       </div>
       <div class="d-flex flex-md-row flex-column p-3">
         <div class="pr-sm-1" style="white-space: nowrap;">
-          {{history.createdAt | date: 'yyyy. MMM dd.'}}
+          {{history.createdAt | date: 'yyyy. MMM dd.'}}&nbsp;&nbsp;
         </div>
         <div class="pl-sm-1" style="white-space: nowrap;">
           {{history.createdAt | date: 'hh:mm:ss'}}