Wiring 'default_redirection_uri' parameter in 'auth0_tenant' into Auth0 API call

[danielgrant]

Description

The auth0_tenant resource has supported the default_redirection_uri for some time (see commit a8d7db4). However, whilst this commit added the parameter, tests, and documentation, it didn't actually wire the parameter into the underlying Auth0 API calls (i.e. it's absent from readTenant and buildTenant in resource_auth0_tenant.go) and thus setting this parameter doesn't actually do anything.

This PR adds default_redirection_uri into readTenant and buildTenant and maps it to the DefaultRedirectionURI field of management.Tenant.

Checklist

Note: Checklist required to be completed before a PR is considered to be reviewable.

Auth0 Code of Conduct

• I have read and agreed to the terms within the Auth0 Code of Conduct

Auth0 General Contribution Guidelines

• I have read the Auth0 General Contribution Guidelines

Changes include test coverage?

• Yes
• Not needed

Does the description provide the correct amount of context?

• Yes, the description provides enough context for the reviewer to understand what these changes accomplish

Have you updated the documentation?

• Yes, I've updated the appropriate docs
• Not needed

Is this code ready for production?

• Yes, all code changes are intentional and no debugging calls are left over

[sergiught]

Thanks a lot for your contribution @danielgrant ! Great work in spotting this.