[OSGeo] #3052: Upgrade pretalx to latest version

[OSGeo]

#3052: Upgrade pretalx to latest version
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 Reporter:  robe      |       Owner:  sac@…
     Type:  task      |      Status:  closed
 Priority:  normal    |   Milestone:  Sysadmin Contract 2024-I
Component:  SysAdmin  |  Resolution:  fixed
 Keywords:            |
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Changes (by robe):

 * status:  reopened => closed
 * resolution:   => fixed

Comment:

 done.  talks.osgeo.org is now at v2024-1
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Ticket URL: <https://trac.osgeo.org/osgeo/ticket/3052#comment:25>
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