test: add `test-repo` requirement to `test-check-format` (issue6395)
Kindly reported by Tristan Seligmann <mithrandi@mithrandi.net>
# 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