Log Message:
ruby-nokogiri: update to 1.16.6.

Upstream changes:
 https://github.com/sparklemotion/nokogiri/blob/v1.16.6/CHANGELOG.md

v1.16.6 / 2024-06-13

Dependencies

  * [CRuby] Vendored libxml2 is updated to v2.12.8, which the release notes
    state is a bugfix release.

v1.16.5 / 2024-05-13

Security

  * [CRuby] Vendored libxml2 is updated to address CVE-2024-34459. See
    GHSA-r95h-9x8f-r3f7 for more information.

Dependencies

  * [CRuby] Vendored libxml2 is updated to v2.12.7 from v2.12.6. (@flavorjones)