Scrive allows us to brand (per https://support.scrive.com/hc/en-us/articles/115000846232)
- The sent out e-mails
- The signing page
- The service
- The settings (such as favicon)
This is done in https://scrive.com/account#branding-themes-email
The focus of this task is to:
- Determine what, if any branding we wish to do
- Perform said branding
- Identify if the branding is limited in ways which affects proposed solutions to T256962: Add Scrive to Privacy documentation