Enhance pane context menu #18137
Description
Description of the new feature
Add split pane up/down/left/right context menus as submenu.
Add split pane with profile up/down/left/right context menus as submenu.
Add swap panes up/down/left/right context menus as submenu.
Add toggle pane zoom context menu.
Add close other panes context menu.
The motivation is that Windows users are more accustomed to working with GUI Menus using a mouse, unlike Linux users.
- Relevant PR: (Updated pane context menu #18126)
Proposed technical implementation details
Implemented it - PR (#18126)