Refactor habit to-do list and custom to-do list

[ToriForH]

#7831

• UserToDoListItem link to both ToDoListItem or CustomToDoListItem.
• CustomToDoListItem could be default or added by current user.
• When user assign habit with default parameters all default to-do/custom to-do items set to habit assign.
• When user assign habit with custom parameters all selected items set to habit assign, custom items by user saved to database and set to habit assign.
• User can edit to-do list of existing habit assign.
• User can edit statuses of to-do list of existing habit assign.
• Custom to-do list items created by user could be added by user to another assign of the same habit.
• All related controllers updated.
• All related service methods updated.
• All related repository methods updated.
• All related tests updated.
• All related dto and mappers updated.
• Unused endpoints and related methods deleted.
• Security config updated.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
80.4% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
80.4% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud