Bump webpack from 4.46.0 to 5.100.1

---
updated-dependencies:
- dependency-name: webpack
  dependency-version: 5.100.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -35,7 +35,7 @@
     "sass-loader": "^10.5.2",
     "trix": "^2.1",
     "turbolinks": "^5.2.0",
-    "webpack": "^4.46.0",
+    "webpack": "^5.100.1",
     "webpack-cli": "^3.3.12",
     "yargs-parser": "^21.1"
   },