Bump webpack-command from 0.4.2 to 0.5.0

Bumps [webpack-command](https://github.com/shellscape/webpack-command) from 0.4.2 to 0.5.0.
- [Release notes](https://github.com/shellscape/webpack-command/releases)
- [Commits](shellscape/webpack-command@v0.4.2...v0.5.0)

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

package.json

@@ -33,7 +33,7 @@
     "terser-webpack-plugin": "^1.4.1",
     "webpack": "^4.29.6",
     "webpack-cli": "^3.3.6",
-    "webpack-command": "^0.4.2"
+    "webpack-command": "^0.5.0"
   },
   "dependencies": {
     "autoprefixer": "^9.6.1",