Bump react-dev-utils from 4.2.1 to 4.2.2 in /samples/photo_album (#94)

Bumps [react-dev-utils](https://github.com/facebook/create-react-app/tree/HEAD/packages/react-dev-utils) from 4.2.1 to 4.2.2.
- [Release notes](https://github.com/facebook/create-react-app/releases)
- [Changelog](https://github.com/facebook/create-react-app/blob/master/CHANGELOG-1.x.md)
- [Commits](https://github.com/facebook/create-react-app/commits/HEAD/packages/react-dev-utils)

Author: dependabot[bot]

samples/photo_album/package.json

@@ -33,7 +33,7 @@
     "promise": "8.0.1",
     "raf": "3.4.0",
     "react": "^16.2.0",
-    "react-dev-utils": "^4.2.1",
+    "react-dev-utils": "^4.2.2",
     "react-dom": "^16.2.0",
     "react-dropzone": "^4.2.13",
     "react-redux": "^5.0.6",

samples/photo_album/yarn.lock

@@ -5180,9 +5180,9 @@ rc@^1.0.1, rc@^1.1.6, rc@^1.1.7:
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"
 
-react-dev-utils@^4.2.1:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/react-dev-utils/-/react-dev-utils-4.2.1.tgz#9f2763e7bafa1a1b9c52254d2a479deec280f111"
+react-dev-utils@^4.2.2:
+  version "4.2.2"
+  resolved "https://registry.yarnpkg.com/react-dev-utils/-/react-dev-utils-4.2.2.tgz#e8f2ffdbf27bfb13ee88ac18e20c83163aac0659"
   dependencies:
     address "1.0.3"
     babel-code-frame "6.26.0"