Use deny(unsafe_code) instead of forbid(unsafe_code)

kernel/libs/aster-util/src/lib.rs

@@ -2,7 +2,7 @@
 
 //! The util of Asterinas.
 #![no_std]
-#![forbid(unsafe_code)]
+#![deny(unsafe_code)]
 #![feature(int_roundings)]
 
 extern crate alloc;

kernel/libs/comp-sys/component-macro/src/lib.rs

@@ -5,7 +5,7 @@
 
 #![feature(proc_macro_diagnostic)]
 #![allow(dead_code)]
-#![forbid(unsafe_code)]
+#![deny(unsafe_code)]
 
 mod init_comp;
 mod priority;

kernel/libs/comp-sys/component/src/lib.rs

@@ -4,7 +4,7 @@
 //!
 
 #![no_std]
-#![forbid(unsafe_code)]
+#![deny(unsafe_code)]
 #![feature(fn_traits)]
 
 extern crate alloc;

kernel/libs/cpio-decoder/src/lib.rs

@@ -16,7 +16,7 @@
 //! ```
 
 #![cfg_attr(not(test), no_std)]
-#![forbid(unsafe_code)]
+#![deny(unsafe_code)]
 #![allow(dead_code)]
 
 extern crate alloc;

kernel/libs/keyable-arc/src/lib.rs

@@ -104,7 +104,7 @@
 #![cfg_attr(not(test), no_std)]
 #![feature(coerce_unsized)]
 #![feature(unsize)]
-#![forbid(unsafe_code)]
+#![deny(unsafe_code)]
 
 extern crate alloc;