feat(application integration): Add service account sample for creating service account

[pay20]

…g auth configs

Description

Fixes #

Note: If you are not associated with Google, open an issue for discussion before submitting a pull request.

Checklist

Readiness

• [* ] Yes, merge this PR after it is approved
• [ ] No, don't merge this PR after it is approved

Style

• [* ] My sample follows the rules described for Terraform in the Effective Samples style guide
• [ ] My sample follows the other requirements and best practices in the Contributing guide

Testing

• [* ] I have performed tests described in the Contributing guide:

  • [ ] Tests pass: terraform apply
  • [ ] Lint pass: terraform fmt check

Intended location

• [ ] Yes, this sample will be (or already is) included on cloud.google.com Location(s):

• [ ] No, this sample won't be included on cloud.google.com Reason:

API enablement

• [ ] If the sample needs an API enabled to pass testing, I have added the service to the Test setup file

Review

• [ ] If this sample adds a new directory, I have added codeowners to the CODEOWNERS file

[snippet-bot[bot]]

Here is the summary of changes.

You are about to add 3 region tags.

- [application_integration/create_auth_config/main.tf:25](https://github.com/pay20/terraform-docs-samples/blob/4ff6c194e268f4ac8de6700fac64be18a899527f/application_integration/create_auth_config/main.tf#L25), tag `application_integration_auth_config_sa` - [application_integration/create_auth_config/main.tf:40](https://github.com/pay20/terraform-docs-samples/blob/4ff6c194e268f4ac8de6700fac64be18a899527f/application_integration/create_auth_config/main.tf#L40), tag `application_integration_create_auth_config_auth_token` - [application_integration/create_auth_config/main.tf:186](https://github.com/pay20/terraform-docs-samples/blob/4ff6c194e268f4ac8de6700fac64be18a899527f/application_integration/create_auth_config/main.tf#L186), tag `application_integration_create_auth_config_service_account`

You are about to delete 1 region tag.

- [application_integration/create_auth_config/main.tf:19](https://github.com/terraform-google-modules/terraform-docs-samples/blob/24726f65407fc033f6ceb5eeaa349dadf6d3676c/application_integration/create_auth_config/main.tf#L19), tag `application_integration_create_auth_config_auth_token`

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[glasnt]

/gcbrun

[glasnt]

/gcbrun

[glasnt]

cl/657845149