Could I please have the en US utf8…

Could I please have the en_US.utf8 locale setup on my sandbox please?

I need it to finish the work on the PluginPlugin A plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the Plugin Directory or can be cost-based plugin from a third-party Directory ZIP/SVNSVN Apache Subversion (often abbreviated SVN, after its command name svn) is a software versioning and revision control system. Software developers use Subversion to maintain current and historical versions of files such as source code, web pages, and documentation. Its goal is to be a mostly compatible successor to the widely used Concurrent Versions System (CVS). WordPress core and the released code are all centrally managed through SVN. handling with non-ASCII filenames.

For reference, locale -a only lists C, C.UTF-8, POSIX currently, while I know production and some other sandboxes have en_US.utf8.