phabricator: ensure the command summaries are available in extension help
Previously, `hg help phabricator` listed the 3 supported commands at the bottom
of the extension help, but said "no help text available".
# 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
[*.t]
indent_size = 2
indent_style = space
trim_trailing_whitespace = false