Add auto_redirect_to_identity to access organizations

[GreenStage]

Adds auto_redirect_to_identity to access organizations. This field has been supported for a while now, but undocumented.

Description

Describe your changes in detail through motivation and context. Why is
this change required? What problem does it solve? If it fixes an open
issue, link to the issue using GitHub's closing issues keywords1.

Has your change been tested?

automated test should be enough

Screenshots (if appropriate):

Types of changes

What sort of change does your code introduce/modify?

• Bug fix (non-breaking change which fixes an issue)
• [ X ] New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ X ] My code follows the code style of this project.
• [ X ] My change requires a change to the documentation.
• [ X ] I have updated the documentation accordingly.
• [ X ] I have added tests to cover my changes.
• [ X ] All new and existing tests passed.
• [ X ] This change is using publicly documented (api.cloudflare.com or developers.cloudflare.com) and stable APIs.

[github-actions]

changelog detected ✅

[codecov-commenter]

Codecov Report

Merging #1260 (ae7ec32) into master (0c3db86) will increase coverage by 0.07%.
The diff coverage is 48.27%.

@@            Coverage Diff             @@
##           master    #1260      +/-   ##
==========================================
+ Coverage   49.23%   49.31%   +0.07%     
==========================================
  Files         131      131              
  Lines       12665    12686      +21     
==========================================
+ Hits         6236     6256      +20     
+ Misses       4988     4981       -7     
- Partials     1441     1449       +8     

Impacted Files	Coverage Δ
access_organization.go	64.70% <ø> (ø)
access_policy.go	76.31% <ø> (ø)
errors.go	40.78% <ø> (ø)
rulesets.go	34.86% <0.00%> (-0.12%)	⬇️
ssl.go	72.72% <ø> (ø)
zone.go	41.70% <50.00%> (+2.59%)	⬆️

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[jacobbednarz]

docs: https://developers.cloudflare.com/api/operations/zero-trust-organization-create-your-zero-trust-organization

[github-actions]

This functionality has been released in v0.65.0.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!