This commit (and its enterprise equivalent) purpose is to smooth the
user experience and remove unnecessary steps.
The commits:
- Remove all stat buttons except the status and collaborators one from
the project edit form.
- Add multiple small changes to string/name fo fields in views
- Change the custom O2M widget for a standard M2M for the management of
child tasks
- Add the milestone field to the portal page of shared project.
- Remove the wizard 'marked_as_reached_milestone'
- Add the automatic generation of milestone when a SO is confirmed if
some SOL need it
task-2941835
closesodoo/odoo#98546
Related: odoo/enterprise#30628
Related: odoo/upgrade#3798
Signed-off-by: Laurent Stukkens (ltu) <ltu@odoo.com>