build(deps-dev): bump the npm group with 2 updates

Updates the requirements on [rollup](https://github.com/rollup/rollup) and [stylelint](https://github.com/stylelint/stylelint) to permit the latest version.

Updates `rollup` to 4.39.0
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v4.38.0...v4.39.0)

Updates `stylelint` to 16.18.0
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@16.17.0...16.18.0)

---
updated-dependencies:
- dependency-name: rollup
  dependency-version: 4.39.0
  dependency-type: direct:development
  dependency-group: npm
- dependency-name: stylelint
  dependency-version: 16.18.0
  dependency-type: direct:development
  dependency-group: npm
...

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

Author: dependabot[bot]

Diff for: package.json

@@ -30,9 +30,9 @@
     "@rollup/plugin-terser": "^0.4.4",
     "husky": "^9.1.7",
     "rimraf": "^6.0.1",
-    "rollup": "^4.38.0",
+    "rollup": "^4.39.0",
     "rollup-plugin-license": "^3.6.0",
-    "stylelint": "^16.17.0",
+    "stylelint": "^16.18.0",
     "stylelint-config-standard-scss": "^14.0.0"
   },
   "prettier": {