feat(itstool): add package

[jaudiger]

Add a new Brioche recipe

Summary

This Pull Request adds a new recipe to the registry.

• Recipe name: itstool
• Website / repository: https://github.com/itstool/itstool
• Repology URL: https://repology.org/project/itstool/versions
• Short description: Translate XML with PO files using W3C Internationalization Tag Set rules.

Related issue(s) or discussion(s)

None.

Checklist (required)

• liveUpdate() method added.
• test() method added.

How I tested this locally (required)

1. Run the test scenario:

Test output (click to expand)

itstool 2.0.7

2. Run the live-update scenario:

Live-update output (click to expand)

{
  "name": "itstool",
  "version": "2.0.7",
  "repository": "https://github.com/itstool/itstool"
}

Implementation notes / special instructions

None.