clippy: fix lints

src/uu/stat/src/stat.rs

@@ -1033,8 +1033,10 @@ impl Stater {
         file: &OsString,
         file_type: FileType,
         from_user: bool,
-        #[cfg(feature = "selinux")] follow_symbolic_links: bool,
-        #[cfg(not(feature = "selinux"))] _: bool,
+        #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
+        follow_symbolic_links: bool,
+        #[cfg(not(all(feature = "selinux", any(target_os = "linux", target_os = "android"))))]
+        _: bool,
     ) -> Result<(), i32> {
         match *t {
             Token::Byte(byte) => write_raw_byte(byte),

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

@@ -511,7 +511,10 @@ mod tests {
         assert!(boot_time > 0, "Boot time should be positive");
 
         // Boot time should be after 2000-01-01 (946684800 seconds since epoch)
-        assert!(boot_time > 946684800, "Boot time should be after year 2000");
+        assert!(
+            boot_time > 946_684_800,
+            "Boot time should be after year 2000"
+        );
 
         // Boot time should be before current time
         let now = Timestamp::now().as_second();