chore(deps): bump react-dropzone from 14.3.8 to 15.0.0 in /frontend

Bumps [react-dropzone](https://github.com/react-dropzone/react-dropzone) from 14.3.8 to 15.0.0.
- [Release notes](https://github.com/react-dropzone/react-dropzone/releases)
- [Commits](https://github.com/react-dropzone/react-dropzone/compare/v14.3.8...v15.0.0)

---
updated-dependencies:
- dependency-name: react-dropzone
  dependency-version: 15.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

frontend/package-lock.json

@@ -28,7 +28,7 @@
         "react": "^19.1.0",
         "react-chartjs-2": "^5.3.0",
         "react-dom": "^19.2.5",
-        "react-dropzone": "^14.3.8",
+        "react-dropzone": "^15.0.0",
         "react-google-drive-picker": "^1.2.2",
         "react-i18next": "^17.0.6",
         "react-markdown": "^9.0.1",
@@ -10280,9 +10280,9 @@
       }
     },
     "node_modules/react-dropzone": {
-      "version": "14.3.8",
-      "resolved": "https://registry.npmjs.org/react-dropzone/-/react-dropzone-14.3.8.tgz",
-      "integrity": "sha512-sBgODnq+lcA4P296DY4wacOZz3JFpD99fp+hb//iBO2HHnyeZU3FwWyXJ6salNpqQdsZrgMrotuko/BdJMV8Ug==",
+      "version": "15.0.0",
+      "resolved": "https://registry.npmjs.org/react-dropzone/-/react-dropzone-15.0.0.tgz",
+      "integrity": "sha512-lGjYV/EoqEjEWPnmiSvH4v5IoIAwQM2W4Z1C0Q/Pw2xD0eVzKPS359BQTUMum+1fa0kH2nrKjuavmTPOGhpLPg==",
       "license": "MIT",
       "dependencies": {
         "attr-accept": "^2.2.4",

frontend/package.json

@@ -39,7 +39,7 @@
     "react": "^19.1.0",
     "react-chartjs-2": "^5.3.0",
     "react-dom": "^19.2.5",
-    "react-dropzone": "^14.3.8",
+    "react-dropzone": "^15.0.0",
     "react-google-drive-picker": "^1.2.2",
     "react-i18next": "^17.0.6",
     "react-markdown": "^9.0.1",