chore(deps-dev): bump eslint-config-standard from 6.2.1 to 7.1.0

Bumps [eslint-config-standard](https://github.com/standard/eslint-config-standard) from 6.2.1 to 7.1.0.
- [Changelog](https://github.com/standard/eslint-config-standard/blob/master/CHANGELOG.md)
- [Commits](standard/eslint-config-standard@v6.2.1...v7.1.0)

---
updated-dependencies:
- dependency-name: eslint-config-standard
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -61,7 +61,7 @@
     "babel-polyfill": "^6.26.0",
     "cross-env": "^3.0.0",
     "eslint": "^3.6.0",
-    "eslint-config-standard": "^6.0.1",
+    "eslint-config-standard": "^7.1.0",
     "eslint-config-standard-react": "^5.0.0",
     "eslint-plugin-promise": "^4.3.1",
     "eslint-plugin-react": "^6.3.0",

yarn.lock

@@ -3351,10 +3351,9 @@ eslint-config-standard-react@^5.0.0:
   dependencies:
     eslint-config-standard-jsx "^4.0.0"
 
-eslint-config-standard@^6.0.1:
-  version "6.2.1"
-  resolved "https://registry.npmjs.org/eslint-config-standard/-/eslint-config-standard-6.2.1.tgz"
-  integrity "sha1-06aKr8cZFjnn7kQec0hzkCY1QpI= sha512-CIPBOuTRFzXaLTKtbGJi1pmgJrweQ4K9GW5Zu5ndEHWPCfNCQSIndLbuqtdpf5RW2F2ERqEEvwK9sT1HIL2wUg=="
+eslint-config-standard@^7.1.0:
+  version "7.1.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-standard/-/eslint-config-standard-7.1.0.tgz#47e769ea0739f5b2d5693b1a501c21c9650fafcf"
 
 eslint-plugin-promise@^4.3.1:
   version "4.3.1"