Bump nokogiri from 1.10.3 to 1.18.9#18

dependabot[bot] wants to merge 1 commit intomasterPolymerLabs/lit-plugin-docs:masterfrom

dependabot/bundler/nokogiri-1.18.9PolymerLabs/lit-plugin-docs:dependabot/bundler/nokogiri-1.18.9Copy head branch name to clipboard