Fix broken link to the build documentation.

bc9d4ebe · Jacob Vosmaer · 242417c6 · bc9d4ebe
Commit bc9d4ebe authored 11 years ago by Jacob Vosmaer
--- a/README.md
+++ b/README.md
@@ -101,4 +101,4 @@ Omnibus-gitlab uses four different directories.
  
 ## Building your own package
  
-See (doc/build.md).
+See [the separate build documentation](doc/build.md).