chore(translations): Portuguese translation update

[igobranco]

SUMMARY

Translate Superset for Portuguese pt locale and fix all translation issues for Portuguese.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

TESTING INSTRUCTIONS

pybabel compile -d superset/translations

Docker compose:

docker exec -it superset_node sh
cd ../superset-frontend/
npm ci
npm run build-translation
exit
docker exec -it superset_app bash
pybabel compile -d superset/translations
exit

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[korbit-ai]

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[github-actions]

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[igobranco]

I have updated the branch/PR to resolve conflicts. I have created this PR to increase the translation of Superset to "Portuguese".

@rusackas you have reviewed this PR #29580 for Persian. Do you know who can review this PR?

CC @villebro

[rusackas]

This PR is in need of a rebase - let us know if you're able to address that. We'd love to review it and see it merged!