Export objects with `all` option not working

[phildri]

Please confirm the following

• [X] I agree to follow this project's code of conduct.
• [X] I have checked the current issues for duplicates.
• [X] I understand that AWX is open source software provided for free and that I might not receive a timely response.

Bug Summary

The option all in the export module is not working anymore. @ArtsiomMusin already answered to the corresponding code comment in https://github.com/ansible/awx/commit/c39172f516fdcc28318203e9327fa7758647dfbc and confirmed the bug.

AWX version

22.0.0

Select the relevant components

• [ ] UI
• [X] API
• [X] Docs
• [X] Collection
• [ ] CLI
• [ ] Other

Installation method

N/A

Modifications

no

Ansible version

No response

Operating system

No response

Web browser

No response

Steps to reproduce

As an example, export the workflow templates as follows:

- name: Export all workflows
  awx.awx.export:
    workflow_job_templates: 'all'

Expected results

Complete export of all workflow templates

Actual results

The string all is converted to a list and the assets are empty:

  assets:
    workflow_job_templates: []
  invocation:
    module_args:
      all: false
      applications: null
      controller_config_file: null
      controller_host: xyz
      controller_oauthtoken: null
      controller_password: VALUE_SPECIFIED_IN_NO_LOG_PARAMETER
      controller_username: xyz
      credential_types: null
      credentials: null
      execution_environments: null
      inventory: null
      inventory_sources: null
      job_templates: null
      notification_templates: null
      organizations: null
      projects: null
      schedules: null
      teams: null
      users: null
      validate_certs: null
      workflow_job_templates:
      - all

Additional information

No response

[fosterseth]

needs some investigation

[TheRealHaoLiu]

fixed in https://github.com/ansible/awx/pull/13854/files