Update README.md

Author: IPvSean

README.md

@@ -24,6 +24,7 @@ The Red Hat Ansible Automation Workshops project is intended for effectively dem
 
 <h1 id="90_minute_sectin">90 minute workshops</h1>
 <section class="page-contain">
+<!-- lab -->
   <a target="_new" href="./exercises/ansible_rhel_90" class="data-card">
     <h3>RHEL 90</h3>
     <h4>Ansible Red Hat Enterprise Linux Workshop</h4>
@@ -34,7 +35,9 @@ The Red Hat Ansible Automation Workshops project is intended for effectively dem
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 </svg>
     </span>
+    <p class="lab_powered_by">platform: demo.redhat.com</p>
   </a>
+<!-- lab -->
   <a target="_new" href="./exercises/instruqt/eda" class="data-card">
     <h3>EDA</h3>
     <h4>Event-Driven Ansible Technical Workshop</h4>