fix(package): update pkg-dir to version 4.0.0 (#1719)

package.json

@@ -84,7 +84,7 @@
     "hot-import": "^0.2.1",
     "memory-card": "^0.6.9",
     "npm-programmatic": "0.0.11",
-    "pkg-dir": "^3.0.0",
+    "pkg-dir": "^4.0.0",
     "portfinder": "^1.0.17",
     "promise-retry": "^1.1.1",
     "qr-image": "^3.2.0",