Re: misprints

Fix applied.  Thanks.

> There are misprints in postgres doc., in :
> Chapter 10. PL/pgSQL - SQL Procedural Language (c40914117.htm)
>
> Statements
> ...
> (resulting in a PL/pgSQL internal SELECT).
> But there are cases where someone isn't interested int
> -----------------------------------------(have to be)-->
> But there are cases where someone isn't interested in
>      the functions result.
>
>  RAISE level format''
> --(have to be)-->
>  RAISE level 'format'
>
>
>


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