removed maintenance banner after completion

Author: Milstein

nerc-theme/main.html

@@ -2,14 +2,14 @@
 
 {% block announce %}
 <div class="parent">
-  <div class="maintain">
+  <!-- <div class="maintain">
     <div>Upcoming NERC OpenStack Maintenance - Additional GPU hosts and</div>
     <div>RadosGW improvements [September 18, 2023 9:00 AM -1:00 PM]
       <a style="color: #00efff;"
         href="https://nerc.mghpcc.org/events/nerc-maintenace-september-18-2023/"
         target="_blank">[Timeline and info]</a>
     </div>
-  </div>
+  </div> -->
   <div class="child">
     <iframe src="https://nerc.instatus.com/embed-status/light-sm" width="230" height="52" frameBorder="0" scrolling="no" style="border: none;" ></iframe>
   </div>