📚 Doc: Fix code snippet indentation in /docs/api/middleware/keyauth.md

[grivera64]

Description

Removes an an extra level of indentation in line 51 of keyauth.md here

Fixes #2866

Changes Introduced

• Documentation Update: Detail the updates made to the documentation and links to the changed files.
  • Decremented indentation level in line 51 of /docs/api/middleware/keyauth.md

Type of Change

• New feature (non-breaking change which adds functionality)
• Enhancement (improvement to existing features and functionality)
• Documentation update (changes to documentation)
• Performance improvement (non-breaking change which improves efficiency)
• Code consistency (non-breaking change which improves code reliability and robustness)

Checklist

Before you submit your pull request, please make sure you meet these requirements:

• Followed the inspiration of the Express.js framework for new functionalities, making them similar in usage.
• Conducted a self-review of the code and provided comments for complex or critical parts.
• Updated the documentation in the /docs/ directory for Fiber's documentation.
• Added or updated unit tests to validate the effectiveness of the changes or new features.
• Ensured that new and existing unit tests pass locally with the changes.
• Verified that any new dependencies are essential and have been agreed upon by the maintainers/community.
• Aimed for optimal performance with minimal allocations in the new code.
• Provided benchmarks for the new code to analyze and improve upon.

Commit Formatting

Please use emojis in commit messages for an easy way to identify the purpose or intention of a commit. Check out the emoji cheatsheet here: CONTRIBUTING.md