Update docs/eso-demos.md

Co-authored-by: Lucas Severo Alves <lucassalves65@gmail.com>

docs/eso-demos.md

@@ -19,4 +19,4 @@ Balkrishna Pandey shows us here how to use ClusterSecretStore and how to integra
 
 Lukonde Mwila demonstrates how ESO works and how to fetch secrets from AWS Secrets Manager into your Kubernetes cluster.
 
-[Managing Sensitive Data in Kubernetes with Sealed Secrets and External Secrets Operator (ESO)](https://www.youtube.com/watch?v=FD8zzHPbhoY&ab_channel=LukondeMwila)
+[![Managing Sensitive Data in Kubernetes with Sealed Secrets and External Secrets Operator (ESO)](https://img.youtube.com/vi/FD8zzHPbhoY/0.jpg)](https://www.youtube.com/watch?v=FD8zzHPbhoY)