Update markers.js

[Savirius]

Fixed some typos and added some Doc locations

[github-actions]

🔍 Markers Validation Results

Files validated: season10/markers.js

Validation Output

🔍 Starting markers validation...
📋 Validating specified files:
  - season10/markers.js

  ✅ Syntax OK

  ✅ All icons exist

🎉 All validations passed!

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_{🤖 This comment is automatically updated when markers.js files are changed}