[MacPorts] #44180: libsecret: update to current version 0.18

[MacPorts]

#44180: libsecret: update to current version 0.18
------------------------+------------------------
  Reporter:  devans@…   |      Owner:  jeremyhu@…
      Type:  update     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  libsecret  |
------------------------+------------------------

Comment (by jeremyhu@…):

 r122734

-- 
Ticket URL: <https://trac.macports.org/ticket/44180#comment:1>
MacPorts <http://www.macports.org/>
Ports system for OS X