Fix tests

Author: ThePuzzlemaker

src/arc-drop.md

@@ -68,7 +68,7 @@ Finally, we can drop the data itself. We use `Box::from_raw` to drop the boxed
 must convert using `NonNull::as_ptr`.
 
 ```rust,ignore
-unsafe { stdBox::from_raw(self.ptr.as_ptr()) }
+unsafe { Box::from_raw(self.ptr.as_ptr()); }
 ```
 
 This is safe as we know we have the last pointer to the `ArcInner` and that its
@@ -86,7 +86,7 @@ impl<T> Drop for Arc<T> {
         atomic::fence(Ordering::Acquire);
         // This is safe as we know we have the last pointer to the `ArcInner`
         // and that its pointer is valid.
-        unsafe { Box::from_raw(self.ptr.as_ptr()) }
+        unsafe { Box::from_raw(self.ptr.as_ptr()); }
     }
 }
 ```

src/arc-final.md

@@ -66,7 +66,7 @@ impl<T> Drop for Arc<T> {
         atomic::fence(Ordering::Acquire);
         // This is safe as we know we have the last pointer to the `ArcInner`
         // and that its pointer is valid.
-        unsafe { Box::from_raw(self.ptr.as_ptr()) }
+        unsafe { Box::from_raw(self.ptr.as_ptr()); }
     }
 }