[MacPorts] #62920: saga @7.9.0_1: use a path-style dependency for unixODBC (if possible)

[MacPorts]

#62920: saga @7.9.0_1: use a path-style dependency for unixODBC (if possible)
--------------------------+--------------------
  Reporter:  cooljeanius  |      Owner:  (none)
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.6.4
Resolution:               |   Keywords:
      Port:  saga         |
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Comment (by ryandesign):

 Other ports that can use either unixODBC or libiodbc offer variants for
 that choice. I assume a path-style dependency was not used because they
 are not drop-in replacements for one another.

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Ticket URL: <https://trac.macports.org/ticket/62920#comment:1>
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