Bump winston from 3.14.2 to 3.15.0 (#14)

Bumps [winston](https://github.com/winstonjs/winston) from 3.14.2 to 3.15.0.
- [Release notes](https://github.com/winstonjs/winston/releases)
- [Changelog](https://github.com/winstonjs/winston/blob/master/CHANGELOG.md)
- [Commits](https://github.com/winstonjs/winston/compare/v3.14.2...v3.15.0)

---
updated-dependencies:
- dependency-name: winston
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -18,6 +18,6 @@
     "node-html-parser": "^6.1.13",
     "nodemon": "^3.1.4",
     "telegraf": "^4.16.3",
-    "winston": "^3.14.2"
+    "winston": "^3.15.0"
   }
 }