Rename error message

aleksis/apps/alsijil/templates/alsijil/class_register/select_coursebook.html

@@ -36,17 +36,10 @@
           <v-col>
             <h1 class="text-h3 primary--text">
               <v-icon color="error" x-large>mdi-book-off-outline</v-icon>
-              Whoops, 404
+              {% trans "No Coursebook" %}
             </h1>
 
-            <p>The page you were looking for does not exist</p>
-
-            <v-btn
-              color="primary"
-              outlined
-            >
-              Get me out of here!
-            </v-btn>
+            <p>{% trans "There are no courses where you are a teacher." %} </p>
           </v-col>
         </v-row>
       </v-container>
@@ -56,4 +49,4 @@
 
 {% block extra_body %}
   {#  <script type="module" src="{% static "js/vue/alsijil/LoadComponents.js" %}"></script>#}
-{% endblock %}
\ No newline at end of file
+{% endblock %}