[MacPorts] #59815: php: add php74 subports

[MacPorts]

#59815: php: add php74 subports
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  Reporter:  elcheco  |      Owner:  ryandesign
      Type:  request  |     Status:  accepted
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  php      |
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Comment (by ryandesign):

 I don't really care what the ticket is classified as, but the user is
 requesting a new port that can be installed. The fact that it will
 actually be a subport inside an existing Portfile is an implementation
 detail that I would not expect users to know about.

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Ticket URL: <https://trac.macports.org/ticket/59815#comment:7>
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