Bump multer in /chat in the npm_and_yarn group across 1 directory

Bumps the npm_and_yarn group with 1 update in the /chat directory: [multer](https://github.com/expressjs/multer).


Updates `multer` from 1.4.5-lts.2 to 2.0.2
- [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/v1.4.5-lts.2...v2.0.2)

---
updated-dependencies:
- dependency-name: multer
  dependency-version: 2.0.2
  dependency-type: direct:production
  dependency-group: npm_and_yarn
...

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

chat/package.json

@@ -20,6 +20,6 @@
     "pdfkit": "^0.17.2",
     "sharp": "^0.33.5",
     "better-sqlite3": "^11.8.1",
-    "multer": "^1.4.5-lts.1"
+    "multer": "^2.0.2"
   }
 }