build(deps): bump multer from 2.0.0 to 2.0.1 in /packages/backend

Bumps [multer](https://github.com/expressjs/multer) from 2.0.0 to 2.0.1.
- [Release notes](https://github.com/expressjs/multer/releases)
- [Changelog](https://github.com/expressjs/multer/blob/main/CHANGELOG.md)
- [Commits](https://github.com/expressjs/multer/compare/v2.0.0...v2.0.1)

---
updated-dependencies:
- dependency-name: multer
  dependency-version: 2.0.1
  dependency-type: direct:production
...

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

packages/backend/package.json

@@ -30,7 +30,7 @@
       "iconv-lite": "^0.6.3",
       "ipaddr.js": "^1.9.1",
       "jschardet": "^3.1.4",
-      "multer": ">=2.0.0",
+      "multer": ">=2.0.1",
       "nodemailer": "^6.10.1",
       "qrcode": "^1.5.4",
       "sanitize-filename": "^1.6.3",