[MacPorts] #53564: textmate2: update to 2.0-rc.4

[MacPorts]

#53564: textmate2: update to 2.0-rc.4
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  Reporter:  lpsinger   |      Owner:  neverpanic
      Type:  update     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  textmate2  |
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Comment (by neverpanic):

 Nevermind, on second glance it was just a missing dependency on the
 package providing curl-ca-bundle in trace mode. Patch incoming.

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Ticket URL: <https://trac.macports.org/ticket/53564#comment:2>
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