utils: Remove slow assertion from module-name util (#16749)

PR-URL: npm/npm#16749
Credit: @mikesherov
Reviewed-By: @zkat
Reviewed-By: @iarna

Author: mikesherov

lib/utils/module-name.js

@@ -1,6 +1,5 @@
 'use strict'
 var path = require('path')
-var validate = require('aproba')
 
 module.exports = moduleName
 module.exports.test = {}
@@ -22,7 +21,6 @@ function isNotEmpty (str) {
 
 var unknown = 0
 function moduleName (tree) {
-  validate('O', arguments)
   var pkg = tree.package || tree
   if (isNotEmpty(pkg.name)) return pkg.name
   var pkgName = pathToPackageName(tree.path)