Issue Description:

At the moment when administrators perform migration or backup from Production to Staging (for example), the production SAML/SSO setup gets migrated into Staging. This creates a situation where these administrators are unable to login to their staging instances before reconfiguring the SAML/SSO configurations. 

At the moment, administrators need to bypass the SSO setup to allow them to authenticate using alternate methods. 

This can be avoided if we have a REST API endpoint that can be used to import the new SAML configuration into the application.