[IMP] project: sort updates by date

With this commit, project updates are sorted depending on their date
rather than the create date.

task-2638359
closes #76166

X-original-commit: b65edac046bb7fea649474d2282e0afa2d6f5703

addons/project/models/project_update.py

@@ -19,7 +19,7 @@ STATUS_COLOR = {
 class ProjectUpdate(models.Model):
     _name = 'project.update'
     _description = 'Project Update'
-    _order = 'create_date desc'
+    _order = 'date desc'
     _inherit = ['mail.thread.cc', 'mail.activity.mixin']
 
     def default_get(self, fields):