message: Remove sparse+ prefix for index.crates.io
diff: @@ -188,7 +188,7 @@ use crate::util::{
  const PACKAGE_SOURCE_LOCK: &str = ".cargo-ok";
  pub const CRATES_IO_INDEX: &str = "https://github.com/rust-lang/crates.io-index";
  -pub const CRATES_IO_HTTP_INDEX: &str = "sparse+https://index.crates.io/";
  +pub const CRATES_IO_HTTP_INDEX: &str = "https://index.crates.io/";
  pub const CRATES_IO_REGISTRY: &str = "crates-io";
  pub const CRATES_IO_DOMAIN: &str = "crates.io";
  const CRATE_TEMPLATE: &str = "{crate}";
  