codemod: use pycompat.isposix
This is done by:
sed -i "s/pycompat\.osname == 'posix'/pycompat.isposix/" **/*.py
Differential Revision: https://phab.mercurial-scm.org/D1036
# 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