[MacPorts] #45547: subversion: use db48 rather than db46

[MacPorts]

#45547: subversion: use db48 rather than db46
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  Reporter:  mschamschula@…  |      Owner:  dluke@…
      Type:  enhancement     |     Status:  assigned
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:  2.3.2
Resolution:                  |   Keywords:  haspatch
      Port:  subversion      |
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Comment (by dluke@…):

 We should update to the latest bdb if the license is OK

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Ticket URL: <https://trac.macports.org/ticket/45547#comment:6>
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