(js) Fix attached links in task viewer

Fixes #3963

NEWS

@@ -22,6 +22,7 @@ Bug fixes
  - [web] fixed saving monthly recurrence rule with "by day" condition (#3948)
  - [web] fixed display of message content when enabling auto-reply (#3940)
  - [web] don't allow to create lists in a remote address book (not yet supported)
+ - [web] fixed attached links in task viewer (#3963)
  - [eas] properly skip folders we don't want to synchronize (#3943)
  - [eas] fixed 30 mins freebusy offset with S Planner
 

UI/Templates/SchedulerUI/UIxTaskViewTemplate.wox

@@ -85,7 +85,7 @@
         <!-- attach urls -->
         <md-list-item  ng-repeat="url in ::editor.component.attachUrls">
           <md-icon>link</md-icon>
-          <p><a ng-href="url.value" target="_new">{{url.value}}</a></p>
+          <p><a ng-href="{{url.value}}" target="_new">{{url.value}}</a></p>
         </md-list-item>
         <!-- comment -->
         <md-list-item ng-show="editor.component.comment">