feat: add repo action access level resource

[wwsean08]

Resolves #1418

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Behavior

Before the change?

• There was no way to specify the action access setting to allow other repositories to use your private/internal repositories actions and reusable workflows in their own.

After the change?

• This allows you to set whether or not another repository in within your user, organization, or enterprise can use this repositories actions and reusable workflows.

Other information

• I was having trouble getting the website testing to work, so while the docs change should work, I can't say for sure.

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Additional info

Pull request checklist

• Tests for the changes have been added (for bug fixes / features)
• Docs have been reviewed and added / updated if needed (for bug fixes / features)
• Added the appropriate label for the given change

Does this introduce a breaking change?

Please see our docs on breaking changes to help!

• Yes (Please add the Type: Breaking change label)
• No

If Yes, what's the impact:

• N/A

Pull request type

Please add the corresponding label for change this PR introduces:

• Feature/model/API additions: Type: Feature

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Automated Testing

The tests are broken up by individual and organization as they have a different set of inputs that are valid.

Organization Test:

Individual Test:

Manual Testing

Individual User

terraform {
  required_providers {
    github = {
      source = "integrations/github"
      version = "5.12.0"
    }
  }
}

provider "github" {
  owner = "wwsean08"
}

resource "github_actions_repository_access_level" "test" {
  access_level = "user"
  repository   = "test"
}

Organization

terraform {
  required_providers {
    github = {
      source = "integrations/github"
      version = "5.12.0"
    }
  }
}

provider "github" {
  owner = "test-organization-wwsean08"
}

resource "github_actions_repository_access_level" "test" {
  access_level = "organization"
  repository   = "test2"
}

Enterprise

terraform {
  required_providers {
    github = {
      source = "integrations/github"
      version = "5.12.0"
    }
  }
}

provider "github" {
  owner = "REDACTED"
}

resource "github_actions_repository_access_level" "test" {
  access_level = "enterprise"
  repository   = "sean-smith-test"
}

Destroy

[kfcampbell]

Confirming integration tests pass locally for me. Thank you @wwsean08 for the care in your two PR submissions!