fix: upgrade prettier from 3.0.0 to 3.0.3

Snyk has created this PR to upgrade prettier from 3.0.0 to 3.0.3.

See this package in npm:
https://www.npmjs.com/package/prettier

See this project in Snyk:
https://app.snyk.io/org/woodpile37/project/044862aa-1005-4f2f-af06-341513c0e0a2?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

frontend/package.json

@@ -41,7 +41,7 @@
     "html-webpack-plugin": "^5.5.3",
     "mini-css-extract-plugin": "^2.7.6",
     "node-sass": "^9.0.0",
-    "prettier": "3.0.0",
+    "prettier": "3.0.3",
     "sass-loader": "^13.3.2",
     "standard": "^17.0.0",
     "terser-webpack-plugin": "^5.3.9",