message: Add documentation link in sprs-rand
diff: @@ -5,6 +5,7 @@ version = "0.1.0"
  authors = ["Vincent Barrielle <vincent.barrielle@m4x.org>"]
  license = "MIT OR Apache-2.0"
  edition = "2018"
  +documentation = "https://docs.rs/sprs-rand"
  [dependencies]
  rand = "0.7.3"
  