feat: add module decidim ai spam bot

[BarbaraOliveira13]

🎩 Description

Add module

• Upgrate gem branch connected when It's merged on master
• Waiting when Decidim Ai module is added for finish
• Test

This an example description for a pull request. You can use this template to create your own PR description.

Testing

Describe the best way to test or validate your PR.

Example:

• Log in as admin
• Access Backoffice
• Go to organization settings
• See ...

📌 Related Issues

Link your PR to an issue

• Fixes #?

Tasks

• Add specs
• In case of new dependencies or version bump, update related documentation

🛠️ If your PR introduces or updates an Override

• Add the label "override:pending" in your PR
• Add the corresponding label based on the review deadline category (when this override must be checked):
  • WHEN BACKPORT 0.29 ·
  • BEFORE MIGRATION 0.31 ·
  • WAITING FOR PR UPSTREAM ·
  • OTHER
• Add the link to the related Decidim issue or PR (if exist).

📷 Screenshots

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