dependabot npm(deps): bump dotenv from 16.3.2 to 16.4.0

Bumps dotenv from 16.3.2 to 16.4.0.

Changelog

Sourced from dotenv's changelog.

16.4.0 (2024-01-23)

• Add error.code to error messages around .env.vault decryption handling #795
• Add ability to find .env.vault file when filename(s) passed as an array #784

Commits

• 57c46be 16.4.0
• 405bf3f update CHANGELOG 🪵
• b9e729a Merge pull request #781 from ckng0221/deprecation-fix
• 18a5a83 update CHANGELOG
• 58cb202 Merge pull request #784 from motdotla/multiple-files
• 74d8199 Merge pull request #786 from alexv-ds/master
• 55ca625 Merge pull request #795 from motdotla/error-codes
• 8911035 update CHANGELOG
• 93821bb add tests to show .code string
• 7488faa add error.code(s)
• Additional commits viewable in compare view