Update messages_pt_BR.properties

[thiagoor-cpu]

Up-to-date translation PT-BR for version 0.36

Tried to mantain a standard for the future.

Description

Please provide a summary of the changes, including relevant motivation and context.

Closes #(issue_number)

Checklist

• I have read the Contribution Guidelines
• I have performed a self-review of my own code
• I have attached images of the change if it is UI based
• I have commented my code, particularly in hard-to-understand areas
• If my code has heavily changed functionality I have updated relevant docs on Stirling-PDFs doc repo
• My changes generate no new warnings
• I have read the section Add New Translation Tags (for new translation tags only)

[github-actions]

🚀 Translation Verification Summary

🔄 Reference Branch: main-branch

📃 File Check: messages_pt_BR.properties

1. Test Status: ✅ Passed
2. Test Status: ✅ Passed

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✅ Overall Check Status: Success

Thanks @thiagoor-cpu for your help in keeping the translations up to date.