add packaging badge
this should help us keep track of where xh is available
# xh
[![Version info](https://img.shields.io/crates/v/xh.svg)](https://crates.io/crates/xh)
+[![Packaging status](https://repology.org/badge/tiny-repos/xh.svg)](https://repology.org/project/xh/versions)
`xh` is a friendly and fast tool for sending HTTP requests. It reimplements as much
as possible of [HTTPie's](https://httpie.io/) excellent design.
