Deprecate create_jobject parameter on activity.py - Fixes #3450
Deprecate create_jobject parameter on activity.py - Fixes #3450

As the ticket describe, create a object in the Journal
is no longer optional. The change do not break activities,
because the optional parameter is not removed, just ignored.

sugarlabs/sugar-toolkit-gtk3,sugarlabs/sugar-toolkit-gtk3,Daksh/sugar-toolkit-gtk3,i5o/sugar-toolkit-gtk3,i5o/sugar-toolkit-gtk3,quozl/sugar-toolkit-gtk3,quozl/sugar-toolkit-gtk3,quozl/sugar-toolkit-gtk3,i5o/sugar-toolkit-gtk3,quozl/sugar-toolkit-gtk3,Daksh/sugar-toolkit-gtk3,sugarlabs/sugar-toolkit-gtk3,Daksh/sugar-toolkit-gtk3,i5o/sugar-toolkit-gtk3