Since 2f73ea3487b3bf6eb055c08aae7c53713d61a4d7,
‘make-glibc-utf8-locales’ couldn’t be passed a package with a name other
than “glibc” (in particular “glibc-hurd”) since the builder expects the
name “glibc” in ‘%build-inputs’.
* gnu/packages/base.scm (make-glibc-utf8-locales): Reintroduce labels in
‘native-inputs’.