fix: refine codes

Author: halajohn

core/src/ten_manager/src/fs/file_watcher.rs

@@ -4,8 +4,6 @@
 // Licensed under the Apache License, Version 2.0, with certain conditions.
 // Refer to the "LICENSE" file in the root directory for more information.
 //
-#![cfg_attr(target_os = "windows", feature(windows_by_handle))]
-
 use std::fs::{File, Metadata};
 use std::io::{BufRead, BufReader, Read, Seek, SeekFrom};
 use std::path::{Path, PathBuf};

core/src/ten_manager/src/main.rs

@@ -4,6 +4,8 @@
 // Licensed under the Apache License, Version 2.0, with certain conditions.
 // Refer to the "LICENSE" file in the root directory for more information.
 //
+#![cfg_attr(target_os = "windows", feature(windows_by_handle))]
+
 use std::process;
 use std::sync::Arc;