(typo) Change againt to against

lib/node-modules-paths.js

@@ -14,7 +14,7 @@ module.exports = function (start, opts) {
     var splitRe = process.platform === 'win32' ? /[\/\\]/ : /\/+/;
 
     // ensure that `start` is an absolute path at this point,
-    // resolving againt the process' current working directory
+    // resolving against the process' current working directory
     start = path.resolve(start);
 
     var parts = start.split(splitRe);