upgrade: use actual filelog to convert filelog
Extensions can add extra logic related to the config, so we must use the actual
class. The path used needs minimal transformation for this to work.
# See http://EditorConfig.org for the specification
root = true
[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true
[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true