feat(i18n): update Spanish translations (messages.po)

[cbausaonebox]

SUMMARY

This PR updates the Spanish translation catalog

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

TESTING INSTRUCTIONS

Run superset-frontend build to verify translations compile without errors.
Change Superset's UI language to Spanish and confirm the interface displays translations correctly.
Verify no UI breakage or errors during normal app usage.

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]

Korbit doesn't automatically review large (3000+ lines changed) pull requests such as this one. If you want me to review anyway, use /korbit-review.

[cbausaonebox]

/korbit-review

[korbit-ai]

I've completed my review and didn't find any issues.

Check out our docs on how you can make Korbit work best for you and your team.

Loving Korbit!? Share us on LinkedIn Reddit and X

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.94%. Comparing base (0aa48b6) to head (2908ab2).
Report is 17 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #34206       +/-   ##
===========================================
+ Coverage        0   72.94%   +72.94%     
===========================================
  Files           0      561      +561     
  Lines           0    40595    +40595     
  Branches        0     4270     +4270     
===========================================
+ Hits            0    29611    +29611     
- Misses          0     9866     +9866     
- Partials        0     1118     +1118     

Flag	Coverage Δ
hive	47.16% <ø> (?)
mysql	71.93% <ø> (?)
postgres	71.98% <ø> (?)
presto	50.91% <ø> (?)
python	72.90% <ø> (?)
sqlite	71.52% <ø> (?)
unit	100.00% <ø> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[cbausaonebox]

Hi @rusackas! 👋

I just updated the Spanish translations in this PR and would really appreciate your review when you have a chance.
Since you reviewed my last translations PR, maybe you could help here as well?

Thanks so much! 🙏