doc: check default lists configuration reference

[Antonboom]

Your feature request related to a problem? Please describe.

$ grep ': \[\]' .golangci.reference.yml
  # Default: [].
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
      # Default: []
      # Default: []
      # Default: []
      # Default: []
    # Default: [] - means include all rules
    # Default: []
    # Default: []
        # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
    # Default: []
  # Default: []
  # Default: []

Describe the solution you'd like.

1. Review configuration.
2. If default is really empty – no changes.
3. If default is not empty – add value and context in the comment.
4. Change rule about this field in the new-linter-checklist

Describe alternatives you've considered.

Let it be as it is.

Additional context.

#4127 (comment)

[ldez]

The majority of those empty defaults are real.