[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:  reopened
 Priority:  normal    |   Milestone:  Sysadmin Contract 2024-I
Component:  SysAdmin  |  Resolution:
 Keywords:            |
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Comment (by lucadelu):

 The /media and /static directory are served by the web server?

 @robe could you please activate the staging website (also the older
 version in the case), I need it for tonight to present it to FOSS4G 2024
 team

 Best
 Luca
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Ticket URL: <https://trac.osgeo.org/osgeo/ticket/3052#comment:13>
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