📝 Add WA allow list phone number screenshot

Author: baptisteArno

apps/docs/deploy/whatsapp/overview.mdx

@@ -149,3 +149,6 @@ To troubleshoot this we suggest you to:
 3. Delete the phone number configuration on Typebot and configure it again while making sure you read all the instructions thoroughly.
 4. Make sure you don't have any Start conditions or that your first message is matching the condition
 5. If using a test phone number, make sure the phone number you are using to send the first message is in the list of allowed numbers of that test phone number.
+   <Frame>
+     <img src="/images/whatsapp/allow-list.png" alt="WhatsApp allow list" />
+   </Frame>