Small Fix: Completed lab page not loading

What does this mr do?

Due to end being changed to endTime (another bug fix w.r.t H2) it broke the template res.

Actions taken to fix bug

Change end to endTime

Does this MR meet the acceptance criteria?

• I have added a changelog entry to reflect the significant changes I made and the bug I fixed.
• I adhere to the style guide.

src/main/resources/templates/lab/view/components/lab-info.html

@@ -106,7 +106,7 @@
                       th:text="|Session will start ${#temporals.format(qSession.session.start, 'dd-MM-yyyy HH:mm')}|"></span>
                 <span th:if="${qSession.isActive()}">This is an <b>active</b> session</span>
                 <span th:if="${qSession.isAfterSession()}"
-                      th:text="|Session ended ${#temporals.format(qSession.session.end, 'dd-MM-yyyy HH:mm')}|"></span>
+                      th:text="|Session ended ${#temporals.format(qSession.session.endTime, 'dd-MM-yyyy HH:mm')}|"></span>
             </dd>
 
             <dt>Enqueuing Status</dt>