Add support for Read Timeout in Rulesets API

[iveelsm]

Description

Adds support for the usage of the read_timeout field which has been added to the rulesets API. This controls the Proxy Read Timeout for connections to the origin to allow for longer wait times before closing the connection.

Has your change been tested?

The API has been tested thoroughly. Unit tests have been modified to include validation of the API response. Additional testing may be required.

Screenshots (if appropriate):

Types of changes

What sort of change does your code introduce/modify?

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

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.
• This change is using publicly documented in cloudflare/api-schemas
  and relies on stable APIs.

[github-actions]

changelog detected ✅

[iveelsm]

@jacobbednarz copy is currently being made for this on the API side and support for the UI is still in design. This is part of a series of PRs I will be opening both here and in the Terraform repo.

[codecov-commenter]

Codecov Report

Merging #1374 (cb12b22) into master (b9ac804) will increase coverage by 0.00%.
Report is 200 commits behind head on master.
The diff coverage is 49.62%.

@@           Coverage Diff            @@
##           master    #1374    +/-   ##
========================================
  Coverage   48.33%   48.34%            
========================================
  Files         133      139     +6     
  Lines       13023    13749   +726     
========================================
+ Hits         6295     6647   +352     
- Misses       5201     5453   +252     
- Partials     1527     1649   +122     

Files Changed	Coverage Δ
access_audit_log.go	79.31% <ø> (ø)
access_bookmark.go	72.44% <ø> (ø)
access_keys.go	71.42% <ø> (ø)
access_organization.go	53.84% <ø> (ø)
access_service_tokens.go	51.85% <ø> (ø)
account_members.go	65.54% <ø> (ø)
account_roles.go	53.84% <ø> (ø)
accounts.go	50.81% <ø> (ø)
addressing_address_map.go	39.04% <ø> (ø)
addressing_ip_prefix.go	45.45% <ø> (ø)
... and 121 more

... and 1 file with indirect coverage changes

[jacobbednarz]

LGTM once the API schemas are present.

(ping me once they are ready and we can hit the big green button)

[github-actions]

This functionality has been released in v0.76.0.

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