[bug-mailutils] typo on (info "(mailutils) Specifying Messages")

[積丹尼 Dan Jacobson]

On (info "(mailutils) Specifying Messages")

':n'
          Selects all recent messages, i.e.  the messages that have not
          been neither read not seen so far.

s/not/nor/
mail.mailutils (GNU Mailutils) 3.4

P.S., the bottom of the page ends with
   The following are the examples of valid message lists:

But then there are no examples. Something got truncated.

Perhaps add an example of
$ mail.mailutils --headers '{some way to say only show me the headers
from DATE1 to DATE2; where the DATEs refer to the Date: header. And say
how to make it refer also to the Delivery-date header.}'