Doc: logstash 8.17.5 release docs

[karenzone]

Logstash release manager: @donoghuc
Logstash tech writer: @karenzone
Docs release coordinator: @KOTungseth

Logstash release docs

• Release notes: Release notes for 8.17.5 #17550
  • Add link to docs release issue: https://github.com/elastic/dev/issues/3104
  • Forwardport release notes PR to 8.x
  • Forwardport release notes PR to 8.18
• Update plugin docs: updated docs for 8.17 logstash-docs#1836
  • Bump lock file

[karenzone]

Thanks for stepping up as Logstash Release Manager, @donoghuc. Nice job! ❤