literal-operator-id needs to be updated

In latest version, [literal-operator-id](https://timsong-cpp.github.io/cppwp/over.literal#nt:literal-operator-id]) has been updated with 
`literal-operator-id:`
        ` operator string-literal identifier`
       ` operator user-defined-string-literal`
     
    
So, here is a suggest patch:
[literal-operator-id.zip](https://github.com/alx71hub/hcb/files/7611616/literal-operator-id.zip)
