Bump @types/webpack-env from 1.15.3 to 1.16.0

Bumps [@types/webpack-env](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/webpack-env) from 1.15.3 to 1.16.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/webpack-env)

---
updated-dependencies:
- dependency-name: "@types/webpack-env"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -83,7 +83,7 @@
     "@types/react-router-dom": "^5.1.6",
     "@types/terser-webpack-plugin": "^5.0.3",
     "@types/webpack-dev-middleware": "^3.7.2",
-    "@types/webpack-env": "^1.15.3",
+    "@types/webpack-env": "^1.16.0",
     "@types/webpack-hot-middleware": "^2.25.3",
     "@types/webpack-merge": "^5.0.0",
     "@types/webpack-node-externals": "^2.5.0",