chore(package): update flow-bin to version 0.46.0 (#777)

Author: greenkeeper[bot]

package.json

@@ -71,7 +71,7 @@
     "eslint": "^3.19.0",
     "eslint-config-prettier": "^1.7.0",
     "eslint-plugin-flowtype": "^2.32.1",
-    "flow-bin": "^0.45.0",
+    "flow-bin": "^0.46.0",
     "fs-extra": "^3.0.0",
     "husky": "^0.13.3",
     "jest": "^20.0.1",