Reverse order in which we visit derived classes. - #2264

✅ 00:07 clone
✅ 00:04 ccache
✅ 00:09 update_git
✅ 00:16 configure
✅ 43:48 build
✅ 00:54 test_code
✔️ 00:00 ci
✔️ 00:00 junit
✔️ 00:00 clang
✅ 00:03 Upload 'ccache' cache