BUG: System commands plugin sleep and hibernate commands not working

### Checks

- [ ] I have checked that this issue has not already been reported.

- [x] I am using the latest version of Flow Launcher.

- [ ] I am using the prerelease version of Flow Launcher.

### Problem Description

when in type sleep or shutdown i get the function but is does nothing. flow launcher setting and stuf like exit work.

### To Reproduce

1. I type sleep
2. It shows the plugin butten to click
3. I click it
4. Nothing happens

### Screenshots

### Flow Launcher Version

2.1.3

### Windows Build Number

10.0.26200.9168

### Error Log

it doesent give an error

Start with the System Commands plugin handlers for sleep, hibernate, and shutdown, and reproduce the click flow on Windows 10.0.26200.9168 with Flow Launcher 2.1.3. Investigate why the selected command produces no action or error. Done means the affected commands execute successfully from the plugin.

Written by the indexing model from the issue text.