[MacPorts] #60735: gdal @3.1.0: update to latest

[MacPorts]

#60735: gdal @3.1.0: update to latest
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 Reporter:  Dave-Allured  |      Owner:  Veence
     Type:  update        |     Status:  assigned
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:
 Keywords:                |       Port:  gdal
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 Please update gdal to the latest version, currently 3.1.1.  Thank you.

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Ticket URL: <https://trac.macports.org/ticket/60735>
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