www/gohugo: Update to 0.104.2

ChangeLog: https://github.com/gohugoio/hugo/releases/tag/v0.104.2

Fix htimes /: operation not permitted error on config changes when running the
server. This regression was introduced in Hugo v0.104.1

PR: 266782
Reported by: ben@lavery-griffiths.com (maintainer)
MFH: 2022Q4 (bugfix release)

(cherry picked from commit de4374c4e13231d701b9439beddd10f2b6c4d5f2)