test-config-case: print only the Section we're interested in.
This allows us to add additional settings to the global hgrc file
created by run-tests.py without breaking this test.
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
abort: Permission denied: test-ro-message/b/vehicle