Upgrade fs-extra

Summary: Bringing this to the latest version everywhere.

Reviewed By: priteshrnandgaonkar

Differential Revision: D23051537

fbshipit-source-id: 5cad59ab6fcc57fc72df8ace985a7b5f39de2bda

desktop/plugin-lib/package.json

@@ -12,7 +12,7 @@
     "decompress": "^4.2.1",
     "decompress-targz": "^4.1.1",
     "decompress-unzip": "^4.0.1",
-    "fs-extra": "^8.1.0",
+    "fs-extra": "^9.0.1",
     "live-plugin-manager": "^0.14.1",
     "semver": "^7.3.2",
     "tmp": "^0.2.1"