Bump eslint from 6.2.2 to 6.3.0 (#199)

Bumps [eslint](https://github.com/eslint/eslint) from 6.2.2 to 6.3.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v6.2.2...v6.3.0)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -4,7 +4,7 @@
   "private": true,
   "devDependencies": {
     "babel-eslint": "^10.0.3",
-    "eslint": "^6.2.2",
+    "eslint": "^6.3.0",
     "eslint-config-airbnb-base": "^14.0.0",
     "eslint-plugin-babel": "^5.3.0",
     "eslint-plugin-import": "^2.18.2",