build(deps): bump file-type from 20.1.0 to 20.4.0

Bumps [file-type](https://github.com/sindresorhus/file-type) from 20.1.0 to 20.4.0.
- [Release notes](https://github.com/sindresorhus/file-type/releases)
- [Commits](sindresorhus/file-type@v20.1.0...v20.4.0)

---
updated-dependencies:
- dependency-name: file-type
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "express": "5.0.1",
     "express-fileupload": "1.5.0",
-    "file-type": "20.1.0",
+    "file-type": "20.4.0",
     "jsdom": "26.0.0",
     "mkdirp": "3.0",
     "node-fetch": "3.3.0",