Take sys/vxworks/time from sys/unix instead.

Author: m-ou-se

library/std/src/sys/vxworks/mod.rs

@@ -33,6 +33,7 @@ pub mod stdio;
 pub mod thread;
 pub mod thread_local_dtor;
 pub mod thread_local_key;
+#[path = "../unix/time.rs"]
 pub mod time;
 
 pub use crate::sys_common::os_str_bytes as os_str;