fix: upgrade winston from 3.10.0 to 3.15.0

Snyk has created this PR to upgrade winston from 3.10.0 to 3.15.0.

See this package in npm:
winston

See this project in Snyk:
https://app.snyk.io/org/saileshbro/project/61a87c55-1357-4414-966b-bea3c627f67e?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -37,7 +37,7 @@
     "express": "4.21.1",
     "mongoose": "8.5.2",
     "swagger-ui-express": "4.6.3",
-    "winston": "3.10.0",
+    "winston": "3.15.0",
     "winston-transport": "4.7.1"
   },
   "devDependencies": {