Fix safe template change on dashboard.

MA-2257

lms/templates/dashboard.html

@@ -63,13 +63,13 @@ from openedx.core.djangolib.js_utils import dump_js_escaped_json, js_escaped_str
 <div class="dashboard-notifications" tabindex="-1">
     %if message:
         <section class="dashboard-banner">
-            ${message}
+            ${message | n, unicode}
         </section>
     %endif
 
     %if enrollment_message:
         <section class="dashboard-banner">
-            ${enrollment_message}
+            ${enrollment_message | n, unicode}
         </section>
     %endif
 </div>