Add roundup/test to list of files to ignore for code coverage.

These files were moved over from test to allow testing an installed
tracker. They should not be included in codecov stats.

Author: rouilj

.codecov.yml

@@ -11,3 +11,4 @@ ignore:
    - "roundup/cgi/apache.py"  # mod_python is deprecated
    - "roundup/install_util.py" # another build utlity
    - "roundup/dist"           # more build utils
+   - "roundup/test"           # code used for testing