build(deps-dev): bump @types/webpack from 4.41.26 to 5.0.0

Bumps [@types/webpack](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/webpack) from 4.41.26 to 5.0.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/webpack)

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

package.json

@@ -67,7 +67,7 @@
     "@types/mocha": "^8.0.0",
     "@types/request-promise": "^4.1.42",
     "@types/sinon": "^9.0.4",
-    "@types/webpack": "^4.4.24",
+    "@types/webpack": "^5.0.0",
     "awesome-typescript-loader": "^3.4.1",
     "chai": "^3.5.0",
     "docsify-cli": "^4.3.0",