Fix autoupdate of motion title

fix #1954

openslides/motions/static/templates/motions/motion-detail.html

@@ -28,7 +28,7 @@
         <i class="fa fa-pencil"></i>
       </a>
     </div>
-    <h1>{{ motion.agenda_item.getTitle() }}</h1>
+    <h1>{{ motion.getTitle() }}</h1>
     <h2>
         <translate>Motion</translate> {{ motion.identifier }}
         <span ng-if="motion.versions.length > 1" >| Version {{ motion.getVersion(version).version_number }}</span>

openslides/motions/static/templates/motions/slide_motion.html

@@ -54,7 +54,7 @@
 
   <!-- Title -->
   <div id="title">
-    <h1>{{ motion.agenda_item.getTitle() }}</h1>
+    <h1>{{ motion.getTitle() }}</h1>
     <h2>
       <translate>Motion</translate> {{ motion.identifier }}
       <span ng-if="motion.versions.length > 1" >| Version {{ motion.getVersion().version_number }}</span>