chore: Bump prettier from 3.1.0 to 3.1.1 in /cdkworkshop.com

Bumps [prettier](https://github.com/prettier/prettier) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.1.0...3.1.1)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

cdkworkshop.com/package.json

@@ -21,7 +21,7 @@
         "eslint": "^8.55.0",
         "eslint-config-prettier": "^9.1.0",
         "eslint-plugin-prettier": "^5.0.1",
-        "prettier": "^3.1.0",
+        "prettier": "^3.1.1",
         "typescript": "^5.3.2"
     },
     "repository": {