chore(bot): bump the tailwindcss group in /assets with 2 updates

Bumps the tailwindcss group in /assets with 2 updates: [@tailwindcss/cli](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/@tailwindcss-cli) and [tailwindcss](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/tailwindcss).


Updates `@tailwindcss/cli` from 4.1.17 to 4.1.18
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.1.18/packages/@tailwindcss-cli)

Updates `tailwindcss` from 4.1.17 to 4.1.18
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.1.18/packages/tailwindcss)

---
updated-dependencies:
- dependency-name: "@tailwindcss/cli"
  dependency-version: 4.1.18
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: tailwindcss
- dependency-name: tailwindcss
  dependency-version: 4.1.18
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: tailwindcss
...

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

Author: dependabot[bot]

assets/package-lock.json

@@ -12,7 +12,7 @@
   "devDependencies": {
     "@eslint/js": "^9.39.1",
     "@milkdown/crepe": "^7.17.2",
-    "@tailwindcss/cli": "^4.1.17",
+    "@tailwindcss/cli": "^4.1.18",
     "@tailwindcss/typography": "^0.5.19",
     "esbuild": "^0.27.0",
     "eslint": "^9.39.1",