fix(package): update fs-extra to version 6.0.1

Author: greenkeeper[bot]

package.json

@@ -67,7 +67,7 @@
     "babel-plugin-transform-es2015-modules-commonjs": "^6.26.2",
     "babel-preset-jest": "^22.4.3",
     "cpx": "^1.5.0",
-    "fs-extra": "6.0.0",
+    "fs-extra": "6.0.1",
     "jest-config": "^22.4.3",
     "lodash": "^4.17.10",
     "pkg-dir": "^2.0.0",