Fix new (v1.66) Clippy warnings

Author: fanninpm

derive/src/util.rs

@@ -67,7 +67,7 @@ impl ItemNursery {
                 if !inserted {
                     return Err(syn::Error::new(
                         item.attr_name.span(),
-                        &format!("Duplicated #[py*] attribute found for {:?}", &item.py_names),
+                        format!("Duplicated #[py*] attribute found for {:?}", &item.py_names),
                     ));
                 }
             }

vm/src/stdlib/os.rs

@@ -1521,7 +1521,7 @@ pub(super) mod _os {
             };
 
             let tick_for_second = unsafe { libc::sysconf(libc::_SC_CLK_TCK) } as f64;
-            let c = unsafe { libc::times(&mut t as *mut _) } as i64;
+            let c = unsafe { libc::times(&mut t as *mut _) };
 
             if c == -1 {
                 return Err(vm.new_os_error("Fail to get times".to_string()));