textproc/kibana93: Update 9.3.4 => 9.3.8

Changelogs:
https://www.elastic.co/docs/release-notes/kibana#kibana-9.3.8-release-notes
https://github.com/nodejs/nan/blob/v2.29.0/CHANGELOG.md
https://github.com/uhop/node-re2/compare/1.24.1...1.26.1

PR: 297679
Approved by: elastic (implicit, inactive for several months again)
Sponsored by: UNIS Labs