Bump clean-webpack-plugin from 0.1.19 to 1.0.0

Bumps [clean-webpack-plugin](https://github.com/johnagan/clean-webpack-plugin) from 0.1.19 to 1.0.0.
- [Release notes](https://github.com/johnagan/clean-webpack-plugin/releases)
- [Commits](https://github.com/johnagan/clean-webpack-plugin/commits/v1.0.0)

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

Author: dependabot-support

package-lock.json

@@ -29,7 +29,7 @@
     "babel-preset-env": "^1.7.0",
     "babel-preset-es2015": "^6.24.1",
     "babel-preset-react": "^6.24.1",
-    "clean-webpack-plugin": "^0.1.19",
+    "clean-webpack-plugin": "^1.0.0",
     "cross-env": "^5.1.6",
     "eslint": "^5.2.0",
     "eslint-config-airbnb-base": "^12.1.0",