test-git-export: add globs the test runner wants on Windows
The only difference for the first two was to add the globs, but the third line
of output on Windows was '..\dir2\copy'. I'm not sure why 'copy' is output on
Windows instead of '*'.
#require execbit
$ hg init repo
$ cd repo
$ echo foo > foo
$ chmod 644 foo
$ hg ci -qAm '644'
$ chmod 755 foo
$ hg ci -qAm '755'
reverting to rev 0
$ hg revert -a -r 0
reverting foo
$ hg st
M foo
$ hg diff --git
diff --git a/foo b/foo
old mode 100755
new mode 100644
$ cd ..