Larger command palette dock

### Description of the new feature / enhancement

To allow the command palette dock to be larger, this would be done by increasing dock height, icon size and text size, this would be in the same dropdown as normal and compact

### Scenario when this would be used?

To make the dock bigger

### Supporting information

_No response_

Start by locating the command palette implementation and the settings dropdown that contains the normal and compact options. Define the larger dock's height, icon size, and text size with the existing options, then verify that the new choice is available and displays a larger dock.

Written by the indexing model from the issue text.