tests: update test-debugcommands.t stack trace checks for python3.9
Python 3.9 prints a complete filepath in more cases, so we need to handle that
in our test output. Since we don't really care *that* much about the specific
path formatting here, just use globbing.
Differential Revision: https://phab.mercurial-scm.org/D8329
# 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