build(deps): bump flatted from 3.2.7 to 3.4.1 in /frontend

Bumps [flatted](https://github.com/WebReflection/flatted) from 3.2.7 to 3.4.1.
- [Commits](WebReflection/flatted@v3.2.7...v3.4.1)

---
updated-dependencies:
- dependency-name: flatted
  dependency-version: 3.4.1
  dependency-type: indirect
...

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -5122,9 +5122,9 @@ flat-cache@^3.0.4:
     rimraf "^3.0.2"
 
 flatted@^3.2.7:
-  version "3.2.7"
-  resolved "https://registry.npmjs.org/flatted/-/flatted-3.2.7.tgz"
-  integrity sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/flatted/-/flatted-3.4.1.tgz#84ccd9579e76e9cc0d246c11d8be0beb019143e6"
+  integrity sha512-IxfVbRFVlV8V/yRaGzk0UVIcsKKHMSfYw66T/u4nTwlWteQePsxe//LjudR1AMX4tZW3WFCh3Zqa/sjlqpbURQ==
 
 follow-redirects@^1.0.0:
   version "1.15.6"