Sprint stats does not add spent time of child project(s) to Done effort row.
Initially, tasks where add to a project with an empty child project showing expect hours spent time in the Done effort row. Then when one of the tasks was moved to the child project, the same task Done effort hours was subtracted from row. Please review the attached pictures and take special note of the red eclipse marks in the attached pictures below. Thanks
Merge branch 'fix/1555-child-projects-effort' into 'master'
#1555 Add time entries of sub-projects to sprint effort stats
See merge request redmine/scrum!13