chore(package): update fs-extra to version 6.0.1 (#1070)

* chore(package): update fs-extra to version 6.0.1

Closes #1063

* chore(lockfile): Update yarn.lock

Author: tmcw

package.json

@@ -73,7 +73,7 @@
     "eslint-config-prettier": "^2.9.0",
     "eslint-plugin-flowtype": "^2.41.0",
     "flow-bin": "^0.71.0",
-    "fs-extra": "^5.0.0",
+    "fs-extra": "^6.0.1",
     "husky": "^0.14.3",
     "jest": "^22.1.4",
     "json-schema": "0.2.3",

yarn.lock

@@ -2481,9 +2481,9 @@ fs-access@^1.0.0:
   dependencies:
     null-check "^1.0.0"
 
-fs-extra@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-5.0.0.tgz#414d0110cdd06705734d055652c5411260c31abd"
+fs-extra@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-6.0.1.tgz#8abc128f7946e310135ddc93b98bddb410e7a34b"
   dependencies:
     graceful-fs "^4.1.2"
     jsonfile "^4.0.0"