bun c: add Spanish translation

[kant]

Checklist

• The page(s) are in the correct platform directories: common, linux, osx, windows, sunos, android, etc.
• The page description(s) have links to documentation or a homepage.
• x ] The page(s) follow the content guidelines.
  -x[ ] The page(s) follow the style guide.
  x [ ] The PR contains at most 5 new pages.x- [ ] The PR is authored by me, or has been human-reviewed if it was created with AI or machine translation softwarx.
• The PR title conforms to the recommended templates.
• Version of the command being documented (if known):

Reference issue: #