[MacPorts] #56767: pass @1.7.2: make gnupg2 dependency optional

[MacPorts]

#56767: pass @1.7.2: make gnupg2 dependency optional
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 Reporter:  woutgg       |      Owner:  (none)
     Type:  enhancement  |     Status:  new
 Priority:  Low          |  Milestone:
Component:  ports        |    Version:  2.5.2
 Keywords:               |       Port:  pass
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 Instead of MacPorts' gnupg2, I use GPG Suite (https://gpgtools.org).

 It would be nice if there was a variant not depending on gnupg2.

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Ticket URL: <https://trac.macports.org/ticket/56767>
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