chore(deps): bump the npm_and_yarn group across 2 directories with 2 updates

Bumps the npm_and_yarn group with 1 update in the /examples/next-js-ssr directory: [next](https://github.com/vercel/next.js).
Bumps the npm_and_yarn group with 1 update in the /examples/word-addin directory: [webpack-dev-server](https://github.com/webpack/webpack-dev-server).


Updates `next` from 15.3.3 to 15.4.7
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.3.3...v15.4.7)

Updates `webpack-dev-server` from 5.1.0 to 5.2.1
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-server@v5.1.0...v5.2.1)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.4.7
  dependency-type: direct:production
  dependency-group: npm_and_yarn
- dependency-name: webpack-dev-server
  dependency-version: 5.2.1
  dependency-type: direct:development
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]

examples/next-js-ssr/package.json

@@ -10,7 +10,7 @@
   },
   "dependencies": {
     "@harbour-enterprises/superdoc": "^0.11.45",
-    "next": "15.3.3",
+    "next": "15.4.7",
     "react": "^19.0.0",
     "react-dom": "^19.0.0"
   }

examples/word-addin/package.json

@@ -60,7 +60,7 @@
     "source-map-loader": "^5.0.0",
     "webpack": "^5.95.0",
     "webpack-cli": "^5.1.4",
-    "webpack-dev-server": "5.1.0"
+    "webpack-dev-server": "5.2.1"
   },
   "prettier": "office-addin-prettier-config",
   "browserslist": [