Kernel: Update the ".." inode for directories after a rename

Because the ".." entry in a directory is a separate inode, if a
directory is renamed to a new location, then we should update this entry
the point to the new parent directory as well.

Co-authored-by: Liav A <liavalb@gmail.com>

Kernel/FileSystem/ISO9660FS/Inode.cpp

@@ -70,6 +70,11 @@ ErrorOr<void> ISO9660Inode::traverse_as_directory(Function<ErrorOr<void>(FileSys
     });
 }
 
+ErrorOr<void> ISO9660Inode::replace_child(StringView, Inode&)
+{
+    return EROFS;
+}
+
 ErrorOr<NonnullLockRefPtr<Inode>> ISO9660Inode::lookup(StringView name)
 {
     LockRefPtr<Inode> inode;