Bump the flow-bin version to ^0.44.2

Summary:
There's something wrong with the Linux binary in Flow v0.44.1. It doesn't work. Flow v0.44.2 fixes, however CircleCI may have cached Flow v0.44.1. Putting this PR up in case it's needed.

yarn install
yarn run flow
Closes #13549

Differential Revision: D4902838

Pulled By: gabelevi

fbshipit-source-id: 7f5223f7447dc0387955a94a0945915521a508c4

package.json

@@ -221,7 +221,7 @@
     "eslint-plugin-flowtype": "^2.20.0",
     "eslint-plugin-react": "^6.4.1",
     "eslint-config-fbjs": "^1.1.1",
-    "flow-bin": "^0.44.0",
+    "flow-bin": "^0.44.2",
     "jest": "19.0.2",
     "jest-repl": "19.0.2",
     "jest-runtime": "19.0.2",