Bump webpack from 5.75.0 to 5.76.0 in /upgrade

Bumps [webpack](https://github.com/webpack/webpack) from 5.75.0 to 5.76.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.75.0...v5.76.0)

---
updated-dependencies:
- dependency-name: webpack
  dependency-type: direct:development
...

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

Author: dependabot[bot]

upgrade/package-lock.json

@@ -34,7 +34,7 @@
     "onchange": "^4.1.0",
     "prettier": "^1.14.2",
     "re-template-tag": "^2.0.1",
-    "webpack": "^5.75.0",
+    "webpack": "^5.76.0",
     "webpack-cli": "^5.0.1",
     "webpack-merge": "^4.1.4",
     "yargs": "^12.0.1"