[upd] web-client (simple): Bump the minor group

Bumps the minor group in /client/simple with 2 updates: [browserslist](https://github.com/browserslist/browserslist) and [mathjs](https://github.com/josdejong/mathjs).

Updates `browserslist` from 4.28.0 to 4.28.1
- [Release notes](https://github.com/browserslist/browserslist/releases)
- [Changelog](https://github.com/browserslist/browserslist/blob/main/CHANGELOG.md)
- [Commits](https://github.com/browserslist/browserslist/compare/4.28.0...4.28.1)

Updates `mathjs` from 15.0.0 to 15.1.0
- [Changelog](https://github.com/josdejong/mathjs/blob/develop/HISTORY.md)
- [Commits](https://github.com/josdejong/mathjs/compare/v15.0.0...v15.1.0)

---
updated-dependencies:
- dependency-name: browserslist
  dependency-version: 4.28.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: minor
- dependency-name: mathjs
  dependency-version: 15.1.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: minor
...

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

client/simple/package.json

@@ -31,12 +31,12 @@
   "devDependencies": {
     "@biomejs/biome": "2.3.8",
     "@types/node": "~24.10.1",
-    "browserslist": "~4.28.0",
+    "browserslist": "~4.28.1",
     "browserslist-to-esbuild": "~2.1.1",
     "edge.js": "~6.3.0",
     "less": "~4.4.2",
     "lightningcss": "~1.30.2",
-    "mathjs": "~15.0.0",
+    "mathjs": "~15.1.0",
     "sharp": "~0.34.5",
     "sort-package-json": "~3.5.0",
     "stylelint": "~16.26.0",