Remove unneeded `extern crate`s

Closes GH-28.

Co-authored-by: Bernhard Berger <bernhardberger3456@gmail.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/build.rs b/build.rs
index 3ed1e8d..658cb0a 100644
--- a/build.rs
+++ b/build.rs
@@ -1,4 +1,3 @@
-extern crate reqwest;
 use regex::Regex;
 use std::fs;
 
@@ -67,7 +66,6 @@ async fn commonmark() {
 // > 👉 **Important**: this module is generated by `build.rs`.
 // > It is generate from the latest CommonMark website.
 
-extern crate markdown;
 use markdown::{{to_html_with_options, CompileOptions, Options}};
 use pretty_assertions::assert_eq;