2305 document Node 18.16-or-later requirement

[EdVinyard]

Addresses #2305

Summary

Prism requires NodeJS 18.16 or later due to an upstream bug in undici in NodeJS 18.15 (and possibly earlier).

Checklist

• The basics
  • I tested these changes manually in my local or dev environment
• Tests
  • Added or updated
  • N/A
• Event Tracking
  • I added event tracking and followed the event tracking guidelines
  • N/A
• Error Reporting
  • I reported errors and followed the error reporting guidelines
  • N/A

Screenshots
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Additional context
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[RaySalty]

Makes sense to me!