Update prettier-plugin-tailwindcss requirement from ^0.6.6 to ^0.6.9

Updates the requirements on [prettier-plugin-tailwindcss](https://github.com/tailwindlabs/prettier-plugin-tailwindcss) to permit the latest version.
- [Release notes](https://github.com/tailwindlabs/prettier-plugin-tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/prettier-plugin-tailwindcss/blob/main/CHANGELOG.md)
- [Commits](tailwindlabs/prettier-plugin-tailwindcss@v0.6.6...v0.6.9)

---
updated-dependencies:
- dependency-name: prettier-plugin-tailwindcss
  dependency-type: direct:development
...

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

package.json

@@ -97,7 +97,7 @@
     "eslint-plugin-unused-imports": "^4.1.4",
     "postcss": "^8",
     "prettier": "^3.4.1",
-    "prettier-plugin-tailwindcss": "^0.6.6",
+    "prettier-plugin-tailwindcss": "^0.6.9",
     "tailwindcss": "^3.4.13",
     "typescript": "^5"
   }