skip memfs test on windows

Author: isaacs

test/memfs.ts

@@ -1,3 +1,7 @@
+if (process.platform === 'win32') {
+  t.plan(0, 'this test does not work on windows')
+  process.exit(0)
+}
 import { fs as memfs, vol } from 'memfs'
 import t from 'tap'
 import { glob } from '../'