`conan config` reference is outdated

[Minimonium]

https://docs.conan.io/en/latest/reference/commands/consumer/config.html
The table of special file doesn't reflect the current structure.
Should be up to date with the https://github.com/conan-io/conan/blob/develop/conans/client/cache/cache.py

[danimtb]

You are right. Thanks for reporting!