Remove html root url since it is not necessary anymore

Author: eldruin

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 
 name = "i2cdev"
-version = "0.5.0" # remember to update html_root_url
+version = "0.5.0"
 authors = ["Paul Osborne <osbpau@gmail.com>"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rust-embedded/rust-i2cdev"
@@ -22,4 +22,3 @@ nix = ">= 0.22, < 0.24"
 
 [dev-dependencies]
 docopt = "1"
-

src/lib.rs

@@ -97,7 +97,6 @@
 #![crate_name = "i2cdev"]
 #![crate_type = "lib"]
 #![deny(missing_docs)]
-#![doc(html_root_url = "https://docs.rs/i2cdev/0.5.0")]
 
 #[macro_use]
 extern crate bitflags;