Fix small typo in reference to code of conduct

Update from straight line to reference-style link.

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index a4656dd415bbd3ec0972c1daad931a0945bba38c..71b20cb0946c482b519edbe74ba93b8ae12ff00c 100644 (file)
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -14,7 +14,7 @@ links to the major sections:
 If you have questions, please make a post on [internals.rust-lang.org][internals] or
 hop on [#rust-internals][pound-rust-internals].
 
-As a reminder, all contributors are expected to follow our [Code of Conduct](coc).
+As a reminder, all contributors are expected to follow our [Code of Conduct][coc].
 
 [pound-rust-internals]: http://chat.mibbit.com/?server=irc.mozilla.org&channel=%23rust-internals
 [internals]: http://internals.rust-lang.org