fix(powershell): run microsoft_store command directly

src/steps/os/windows.rs

@@ -230,8 +230,6 @@ pub fn windows_update(ctx: &ExecutionContext) -> Result<()> {
     print_separator(t!("Windows Update"));
 
     if powershell.supports_windows_update() {
-        println!("The installer will request to run as administrator, expect a prompt.");
-
         powershell.windows_update(ctx)
     } else {
         print_warning(t!(