[feature]: Adding "Gantt Chart", "Kanban" & "Calendar" Layouts to "All Issues/Global View"

Is there an existing issue for this? • I have searched the existing issues Summary "Gantt Chart", "Kanban" & "Calendar" Layouts are not available on "All Issues/Global View". I think these are critical layouts for the "All Issues" panel that adding can reduce the everyday pain points of project managers. It's also been requested before in different comments like [here]( Why should this be worked on? These are some important examples of why the mentioned views are so critical for project managers. ‌ Gantt Chart in Global View: As a Manager, I need to see all issues from all Projects in the Gantt Chart Layout so that I can: Recognize the Important deadlines between all projects --------------------------- Kanban in Global View: As a Manager, I need to see all issues from all Projects in the Kanban Layout and Grouped by Assignee so that I can: Manage the Workload of all employees (Workspace…