Hiding track info for event cards if there is no track

src/RunnersMeet.Client/src/app/events/event-list-item/event-list-item.component.html

@@ -3,7 +3,7 @@
 		{{ groupEvent?.title }} <span class="owner-idicator">by {{ groupEvent?.owner?.displayName}}</span>
 	</ng-template>
 	<ng-template pTemplate="subtitle">
-		<span [class.expired]="isEventExpired()">🕑 {{ groupEvent?.startTime?.toFullDateTimeString() }}</span> &nbsp; ↔{{ groupEvent?.track?.distance | distance }} ↑{{ groupEvent?.track?.elevationUp | elevation:'up' }} ↓{{ groupEvent?.track?.elevationDown | elevation:'down' }}
+		<span [class.expired]="isEventExpired()">🕑 {{ groupEvent?.startTime?.toFullDateTimeString() }}</span> &nbsp; <span *ngIf="groupEvent?.track">↔{{ groupEvent?.track?.distance | distance }} ↑{{ groupEvent?.track?.elevationUp | elevation:'up' }} ↓{{ groupEvent?.track?.elevationDown | elevation:'down' }}</span>
 	</ng-template>
 	<ng-template pTemplate="content">
 		<div class="description-text">{{ groupEvent?.description }}</div>