Update server-default-log-level.md (#2216)

Author: innerdvations

docusaurus/docs/dev-docs/migration/v4-to-v5/breaking-changes/server-default-log-level.md

@@ -52,6 +52,8 @@ The log level defaults to `http`. This means that `silly`and `debug` level logs
 
 The log level can be configured either in the `server.js` file as described in the following Manual migration section, or as described in the [middlewares configuration](/dev-docs/configurations/middlewares#logger) documentation.
 
+[See the list of Winston log levels](https://www.npmjs.com/package/winston#logging-levels).
+
 ### Manual migration
 
 To migrate to Strapi 5: