added OCP upgrade info even after OpenStack update is completed

Author: Milstein

nerc-theme/main.html

@@ -2,14 +2,12 @@
 
 {% block announce %}
 <div class="parent">
-  <!-- <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>Upcoming Red Hat's OpenShift Cluster Platform (OCP) Version Upgrade</div>
+  <div>on NERC [September 27, 2023 8:00 AM -5:00 PM]
+    <a style="color: #00efff;"
+      href="https://nerc.mghpcc.org/events/nerc-ocp-version-upgrade-september-27-2023/"
+      target="_blank">[Timeline and info]</a>
+  </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>