ecosystem: add some links to Rönd (#5102)

Signed-off-by: Paolo <ugho16@users.noreply.github.com>

docs/website/data/integrations.yaml

@@ -1413,9 +1413,18 @@ integrations:
       layer: application
     code:
       - https://github.com/rond-authz/rond
+    tutorials:
+      - https://github.com/rond-authz/example
+    videos:
+      - title: "Rönd - The Open Source K8s sidecar that defines security policies over your APIs"
+        speakers:
+          - name: Federico Maggi
+            organization: mia-platform
+        link: https://youtu.be/ubT31NtHV8w
     inventors:
       - mia-platform
     blogs:
+      - https://blog.mia-platform.eu/en/announcing-rond-new-open-source-security-enforcement-over-your-apis
       - https://blog.mia-platform.eu/en/how-why-adopted-role-based-access-control-rbac
 
   waltid: