Added upstream as
<https://cgit.freedesktop.org/libreoffice/cppunit/commit/?id=48145587c4c2dc4f1e07d83073e136336c81ce79>.

Change-Id: If3adbad3187e3d2b4319be7b295b41d5b7e9c08d
Reviewed-on: https://gerrit.libreoffice.org/62975
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>