vscode.commands.executeCommand ignores prefix argument

[Nurkambay]

Bug Description:

Executing following command ignores an argument

vscode.commands.executeCommand("workbench.action.quickOpen", ">Filter dumps by ");

This command should open command palette with the prefix "Filter dumps by" like in VSCode:

But this prefix is ignored in Theia:

Additional Information

• Operating System: macOS Big Sur
• Theia Version: Latest theiaide/theia-full