docs(srv): add note on CRON triggers payload MTA-6189 (#5204)

* docs(srv): add note on CRON triggers payload MTA-6189

* docs(object): update

Author: SamyOubouaziz

pages/serverless-containers/how-to/add-trigger-to-a-container.mdx

@@ -92,6 +92,10 @@ Refer to the [permissions sets documentation](/iam/reference-content/permission-
 
 [CRON triggers](/serverless-containers/concepts/#cron-trigger) allow you to invoke your containers based on a recurring schedule. The CRON triggers for Serverless Containers use the **UTC** time zone.
 
+<Message type="note">
+The arguments of a CRON trigger are injected in the body of the `POST` HTTP request, and sent to the `/` endpoint.
+</Message>
+
 1. Click **Containers** in the **Serverless** section of the side menu. The containers page displays.
 2. Click the relevant containers namespace.
 3. Click the name of the container you want to manage. The container overview displays.

pages/serverless-functions/how-to/add-trigger-to-a-function.mdx

@@ -92,6 +92,10 @@ Scaleway [NATS subjects](/nats/quickstart/) are compatible with Serverless Funct
 
 [CRON triggers](/serverless-functions/concepts/#cron-trigger) allow you to invoke your functions based on a recurring schedule. The CRON triggers for Serverless Functions use the **UTC** time zone.
 
+<Message type="note">
+The arguments of a CRON trigger are injected in the body of the `POST` HTTP request, and sent to the `/` endpoint.
+</Message>
+
 1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
 2. Click the relevant functions namespace.
 3. Click the name of the function you want to manage. The function **Code** tab displays.