Update flow-bin to the latest version � (#780)

Summary:
## The devDependency [flow-bin](https://github.com/flowtype/flow-bin) was updated from `0.117.0` to `0.118.0`.
This version is **not covered** by your **current version range**.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

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**Publisher:** [samwgoldman](https://www.npmjs.com/~samwgoldman)
**License:** MIT

[Find out more about this release](https://github.com/flowtype/flow-bin).

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<details>
  <summary>FAQ and help</summary>

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Your [Greenkeeper](https://greenkeeper.io) bot 🌴
Pull Request resolved: https://github.com/facebook/flipper/pull/780

Reviewed By: jknoxville

Differential Revision: D19813983

Pulled By: passy

fbshipit-source-id: 34265730b8d5ae48568f92421344835b557660fd

.flowconfig

@@ -36,4 +36,4 @@ untyped-import
 untyped-type-import
 
 [version]
-0.117.0
+0.118.0

package.json

@@ -101,7 +101,7 @@
     "eslint-plugin-prettier": "^3.1.2",
     "eslint-plugin-react": "^7.16.0",
     "eslint-plugin-relay": "^1.4.1",
-    "flow-bin": "0.117.0",
+    "flow-bin": "0.118.0",
     "glob": "^7.1.2",
     "jest": "^24.7.1",
     "jest-fetch-mock": "^3.0.0",

yarn.lock

@@ -4408,10 +4408,10 @@ flipper-doctor@^0.7.0:
     envinfo "^7.4.0"
     fb-watchman "^2.0.1"
 
-flow-bin@0.117.0:
-  version "0.117.0"
-  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.117.0.tgz#2fd331f476dac31f7dae6ac9b557581ebc84e8ad"
-  integrity sha512-LwDdiApyQsO26ubieaLBcW//K8QNcFR50FSUUDo5roy+2nsvkfRdJa0Qse2De6/2fwBElLDDrc3rrSzvC3hy2Q==
+flow-bin@0.118.0:
+  version "0.118.0"
+  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.118.0.tgz#fb706364a58c682d67a2ca7df39396467dc397d1"
+  integrity sha512-jlbUu0XkbpXeXhan5xyTqVK1jmEKNxE8hpzznI3TThHTr76GiFwK0iRzhDo4KNy+S9h/KxHaqVhTP86vA6wHCg==
 
 flow-parser@0.*:
   version "0.110.0"