Revert "Update listings.html"

This reverts commit 1e3573c.

Author: michaelNetCompany

app/views/admin/listings.html

@@ -69,7 +69,7 @@ <h4 class="nhsuk-heading-s">Family reg</h4>
         <li><a href="/live/apply-self-first" >If you are registering a child under 16 years</a></li>
     </ul>
 
-    <h4 class="nhsuk-heading-s">Student reg </h4>
+    <h4 class="nhsuk-heading-s">Student reg</h4>
 
     <ul class="nhsuk-list nhsuk-list--bullet">
         <li><a href="/live/student-are-you-student" >Are you a student at university?</a></li>