fix(llm): set terms and privacy urls for pt-br

[LucasWerey]

✅ Checklist

• npx changeset was attached.
• Covered by automatic tests.
• Impact of the changes:
  • ...

📝 Description

Set terms and privacy urls for pt-br. They were missing.

Before	After
https://github.com/LedgerHQ/ledger-live/assets/73439207/f456d0dc-089f-489b-a419-bb28d6f60c3a	https://github.com/LedgerHQ/ledger-live/assets/73439207/cdfcd2f5-ad0b-4f81-aa21-a8ad080b2dc8

❓ Context

• JIRA or GitHub link: LIVE-11645

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🧐 Checklist for the PR Reviewers

• The code aligns with the requirements described in the linked JIRA or GitHub issue.
• The PR description clearly documents the changes made and explains any technical trade-offs or design decisions.
• There are no undocumented trade-offs, technical debt, or maintainability issues.
• The PR has been tested thoroughly, and any potential edge cases have been considered and handled.
• Any new dependencies have been justified and documented.
• Performance considerations have been taken into account. (changes have been profiled or benchmarked if necessary)

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