chore(deps): update dependency @types/multer to ^1.4.12

Author: renovate[bot]

apps/backend/package.json

@@ -62,7 +62,7 @@
     "@types/express": "^4.17.21",
     "@types/express-session": "^1.17.10",
     "@types/jest": "29.5.8",
-    "@types/multer": "^1.4.11",
+    "@types/multer": "^1.4.12",
     "@types/node": "^20.14.8",
     "@types/passport": "^1.0.16",
     "@types/passport-jwt": "^3.0.13",