doc: fix bad merge on modules.markdown

jasnell · rvagg · commit e3e00143fdd7 · 2015-08-26T21:20:19.000+10:00
My previous commit landed a bad merge on modules.markdown.
This fixes it.
diff --git a/doc/api/modules.markdown b/doc/api/modules.markdown
@@ -120,7 +120,6 @@ plan accordingly.
 io.js has several modules compiled into the binary.  These modules are
 described in greater detail elsewhere in this documentation.
 
-The core modules are defined in io.js's source in the `lib/` folder.
 The core modules are defined within io.js's source and are located in the
 `lib/` folder.
 
