Add beta flag to FullSession destination metadata

Author: sade-wusi

src/connections/destinations/catalog/actions-fullsession/index.md

@@ -2,6 +2,7 @@
 title: FullSession (Actions) Destination
 id: 68c14f4eefb643527597844c
 hidden: true
+beta: true
 ---
 
 {% include content/plan-grid.md name="actions" %}