cleanup: reuse existing wctx variables instead of calling repo[None]
Incidentally, this apparently means we load .hgsub one time less as
well, which affects a test case.
# 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