Merge branch '418290-use-preferred-language-from-browser-for-registration' into 'master'

Use preferred language from browser for registration flows

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/129651



Merged-by: Sincheol (David) Kim <dkim@gitlab.com>
Approved-by: Serhii Yarynovskyi <syarynovskyi@gitlab.com>
Approved-by: Sincheol (David) Kim <dkim@gitlab.com>
Reviewed-by: Sincheol (David) Kim <dkim@gitlab.com>
Co-authored-by: rliu-int <rliu-int@gitlab.com>