build(deps-dev): bump prettier-plugin-tailwindcss in /frontend

Bumps [prettier-plugin-tailwindcss](https://github.com/tailwindlabs/prettier-plugin-tailwindcss) from 0.6.8 to 0.6.9.
- [Release notes](https://github.com/tailwindlabs/prettier-plugin-tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/prettier-plugin-tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/prettier-plugin-tailwindcss/compare/v0.6.8...v0.6.9)

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

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

frontend/package-lock.json

@@ -50,7 +50,7 @@
         "lint-staged": "^15.3.0",
         "postcss": "^8.4.49",
         "prettier": "^3.3.3",
-        "prettier-plugin-tailwindcss": "^0.6.8",
+        "prettier-plugin-tailwindcss": "^0.6.9",
         "tailwindcss": "^3.4.15",
         "typescript": "^5.7.2",
         "vite": "^5.4.11",
@@ -7696,9 +7696,9 @@
       }
     },
     "node_modules/prettier-plugin-tailwindcss": {
-      "version": "0.6.8",
-      "resolved": "https://registry.npmjs.org/prettier-plugin-tailwindcss/-/prettier-plugin-tailwindcss-0.6.8.tgz",
-      "integrity": "sha512-dGu3kdm7SXPkiW4nzeWKCl3uoImdd5CTZEJGxyypEPL37Wj0HT2pLqjrvSei1nTeuQfO4PUfjeW5cTUNRLZ4sA==",
+      "version": "0.6.9",
+      "resolved": "https://registry.npmjs.org/prettier-plugin-tailwindcss/-/prettier-plugin-tailwindcss-0.6.9.tgz",
+      "integrity": "sha512-r0i3uhaZAXYP0At5xGfJH876W3HHGHDp+LCRUJrs57PBeQ6mYHMwr25KH8NPX44F2yGTvdnH7OqCshlQx183Eg==",
       "dev": true,
       "engines": {
         "node": ">=14.21.3"

frontend/package.json

@@ -61,7 +61,7 @@
     "lint-staged": "^15.3.0",
     "postcss": "^8.4.49",
     "prettier": "^3.3.3",
-    "prettier-plugin-tailwindcss": "^0.6.8",
+    "prettier-plugin-tailwindcss": "^0.6.9",
     "tailwindcss": "^3.4.15",
     "typescript": "^5.7.2",
     "vite": "^5.4.11",