[MacPorts] #53851: Add port action that bumps version and checksum (was: Add target that bumps version and checksum)

[MacPorts]

#53851: Add port action that bumps version and checksum
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  Reporter:  l2dy         |      Owner:  (none)
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  base         |    Version:
Resolution:               |   Keywords:
      Port:               |
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Ticket URL: <https://trac.macports.org/ticket/53851#comment:16>
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