Bump copy-webpack-plugin from 13.0.1 to 14.0.0 in /web/pdf

Bumps [copy-webpack-plugin](https://github.com/webpack/copy-webpack-plugin) from 13.0.1 to 14.0.0.
- [Release notes](https://github.com/webpack/copy-webpack-plugin/releases)
- [Changelog](https://github.com/webpack/copy-webpack-plugin/blob/main/CHANGELOG.md)
- [Commits](webpack/copy-webpack-plugin@v13.0.1...v14.0.0)

---
updated-dependencies:
- dependency-name: copy-webpack-plugin
  dependency-version: 14.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

web/pdf/package-lock.json

@@ -12,7 +12,7 @@
     "pdfjs-dist": "^4.10.38"
   },
   "devDependencies": {
-    "copy-webpack-plugin": "^13.0.1",
+    "copy-webpack-plugin": "^14.0.0",
     "dotenv": "^17.2.4",
     "node-stream-zip": "^1.15.0",
     "string-replace-loader": "^3.2.0",