DEVDOCS-6711 - Webhook scopes for Company-Super Admin assignments

Added new scopes to the Companies and Super Admins event tables.

Author: bc-Vince

docs/integrations/webhooks/events/b2b-edition.mdx

@@ -52,6 +52,7 @@ The following webhooks fire in response to changes to Company account records. Y
 | store/company/updated | Fires when a Company’s basic information is updated, including: <br />- Company name <br />- Email address <br />- Phone number <br />- Assigned customer group ID (Must be using [Independent Companies](https://support.bigcommerce.com/s/article/Companies-and-Customer-Groups) behavior) <br />- Legal address <br />- UUID <br />- Activity status<br />- Parent Company (Must be using [Account Hierarchy](https://support.bigcommerce.com/s/article/B2B-Edition-Account-Hierarchy)) <br />- Assigned price list (Must be using Dependent Companies behavior) <br />- Company extra field values |
 | store/company/deleted | Fires when a Company account is deleted from the B2B Edition control panel or via the API. |
 | store/company/statusUpdated | Fires when a Company's activity status changes, such as when a pending Company account is approved. |
+| store/company/superadmin/assignmentUpdated | Fires when Super Admins are assigned to or unassigned from a Company account record. |
 
 ```json filename="Example Company created payload object" showLineNumbers copy
 {
@@ -123,6 +124,7 @@ The following webhooks fire in response to changes to [Super Admins](https://dev
 | store/superadmin/created | Fires when a new Super Admin is created the B2B Edition control panel or via the API. |
 | store/superadmin/updated | Fires when a Super Admin's account information is updated, including: <br />- Email address <br />- Name <br />- Phone number <br />- Assigned/Unassigned Company accounts |
 | store/superadmin/deleted | Fires when a Super Admin is deleted from the B2B Edition control panel or via the API. |
+| store/superadmin/assignmentUpdated | Fires when Company accounts are assigned to or unassigned from a  Super Admin record. |
 
 ```json filename="Example Company address created payload object" showLineNumbers copy
 {