How to Enable Switching Procurement BUs on the Supplier Registration Page, in RSSP Version 25 B

Summary:

I want to be able to change the Procurement BU and have the list of BUs assigned to the user when creating a new supplier in the Supplier Registration Menu.

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

25/B

Code Snippet (add any code snippets that support your topic, if applicable):