Updating net/p5-Net-Ident from 1.20nb4 to 1.23

pkgsrc changes:
- remove patch which remove a sub signature - it's fixed upstream

Upstream changes:
1.23 Sun Jun 13 2010
    - Setting values for read only tied hash %! is illegal. removing code.
1.22 Fri Jun 11 09:00:00 CST 2010
    - Remove Apache (mod_perl) as a dep for this module
1.21 Fri Jun 11 01:00:00 CST 2010
    - Move sub around to fix prototyping bug.
    - Remove broken ident hosts from list so tests don't break. Right now
      i know of no working public ident hosts. Patches welcome!
    - Update Makefile.PL with new options
    - Add META.yml to module
    - use %! to determine if error was EINPROGRESS to function in other
      languages

(sno)