tests: add a substitution for EADDRINUSE/WSAEADDRINUSE messages
I suspect some more of these are globbed out, so this is a bit of future
proofing.
# 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