Branding-Email branding-Email completed brand resource

Number of APIs: 3

1. Add and edit branding for completed emails PUT {{url}}/v2/brands/{{brand_id}}/resources/email-invite-completed

2. Delete email completed resource DELETE {{url}}/v2/brands/{{brand_id}}/resources/email-invite-completed

3. Get email completed resource GET {{url}}/v2/brands/{{brand_id}}/resources/email-invite-completed