Bump @ngtools/webpack from 13.3.11 to 20.3.4

Bumps [@ngtools/webpack](https://github.com/angular/angular-cli) from 13.3.11 to 20.3.4.
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@13.3.11...20.3.4)

---
updated-dependencies:
- dependency-name: "@ngtools/webpack"
  dependency-version: 20.3.4
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "@angular/compiler-cli": "13.2.6",
-    "@ngtools/webpack": "13.3.11",
+    "@ngtools/webpack": "20.3.4",
     "@types/materialize-css": "1.0.14",
     "@types/node": "22.5.0",
     "babel-loader": "^9.2.1",