Merge branch 'kassio/change-start-and-due-date-to-write-to-dates-sources' into 'master'

WorkItem: Change StartAndDueDate to write to work_item_dates_sources

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/158389



Merged-by: Nicolas Dular <ndular@gitlab.com>
Approved-by: Nicolas Dular <ndular@gitlab.com>
Reviewed-by: Kassio Borges <kborges@gitlab.com>
Reviewed-by: Nicolas Dular <ndular@gitlab.com>
Reviewed-by: Eugenia Grieff <egrieff@gitlab.com>
Co-authored-by: Kassio Borges <kborges@gitlab.com>
Co-authored-by: Kassio Borges <kassioborgesm@gmail.com>