[MacPorts] #55047: todotxt 2.10: Outdated github account name in Portfile

[MacPorts]

#55047: todotxt 2.10: Outdated github account name in Portfile
----------------------+----------------------
  Reporter:  woutgg   |      Owner:
      Type:  defect   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.4.2
Resolution:           |   Keywords:  haspatch
      Port:  todotxt  |
----------------------+----------------------
Changes (by woutgg):

 * Attachment "Portfile.diff" added.

 Portfile patch

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Ticket URL: <https://trac.macports.org/ticket/55047>
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