* chore: updated the all the group_by and sub_group_by UI and functionality render in kanban
* chore: kanban sorting in mobx and ui updates
* chore: ui changes and drag and drop functionality changes in kanban
* chore: issues count render in kanban default and swimlanes
* chore: Added icons to the group_by and sub_group_by in kanban and swimlanes
* feat: leave project services and components
* feat: Leaving from project for viewer and guest roles has implemented
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Co-authored-by: dakshesh14 <dakshesh.jain14@gmail.com>