uucore: fix uptime on Windows

Cargo.lock

@@ -3439,7 +3439,6 @@ dependencies = [
  "thiserror 2.0.12",
  "utmp-classic",
  "uucore",
- "windows-sys 0.59.0",
 ]
 
 [[package]]

src/uu/uptime/Cargo.toml

@@ -25,12 +25,6 @@ uucore = { workspace = true, features = ["libc", "utmpx", "uptime"] }
 [target.'cfg(target_os = "openbsd")'.dependencies]
 utmp-classic = { workspace = true }
 
-[target.'cfg(target_os="windows")'.dependencies]
-windows-sys = { workspace = true, features = [
-  "Win32_System_RemoteDesktop",
-  "Wdk_System_SystemInformation",
-] }
-
 [[bin]]
 name = "uptime"
 path = "src/main.rs"

src/uucore/Cargo.toml

@@ -75,6 +75,7 @@ windows-sys = { workspace = true, optional = true, default-features = false, fea
   "Win32_Storage_FileSystem",
   "Win32_Foundation",
   "Win32_System_RemoteDesktop",
+  "Win32_System_SystemInformation",
   "Win32_System_WindowsProgramming",
 ] }
 

src/uucore/src/lib/features/uptime.rs

@@ -150,7 +150,7 @@ pub fn get_uptime(_boot_time: Option<time_t>) -> UResult<i64> {
     if uptime < 0 {
         Err(UptimeError::SystemUptime)?;
     }
-    Ok(uptime as i64)
+    Ok(uptime as i64 / 1000)
 }
 
 /// Get the system uptime in a human-readable format