fix tests for windows

removing directories with .sync is limited on windows
so I refactored my test to always use an available folder
instead of concurring with the existing one

Author: Mazuh

test/generate.test.js

@@ -133,7 +133,7 @@ function define (t) {
     t.plan(14 + 3)
     try {
       rimraf.sync(workdir)
-      await pExec('node ../generate workdir --standardlint', { cwd: path.join(workdir, '..') })
+      await pExec('node ../generate workdir --standardlint || node ..\\generate workdir --standardlint', { cwd: path.join(workdir, '..') })
 
       await verifyPkg(t)