fix: security vulnerability - upgrade multer to 2.0.2

- Update multer override from 1.4.5-lts.1 to 2.0.2 to fix HIGH vulnerabilities:
  - CVE-2025-47935 (DoS via memory leaks)
  - CVE-2025-47944
  - CVE-2025-48997
  - CVE-2025-7338

Reduces HIGH vulnerabilities from 4 to 0

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

package.json

@@ -80,7 +80,7 @@
     "swagger-ui-express": "^4.6.3"
   },
   "overrides": {
-    "multer": "1.4.5-lts.1",
+    "multer": "2.0.2",
     "form-data": "^4.0.4",
     "body-parser": "^1.20.3",
     "cross-spawn": "^7.0.5",