Update of Grazer Linuxtage Schedule app

Required

• The app complies with the inclusion criteria
• All related fdroiddata and RFP issues have been referenced in this merge request
• Builds with fdroid build

Strongly Recommended

• The upstream app source code repo contains the app metadata (summary/description/images/changelog/etc) in a Fastlane or Triple-T folder structure
• Releases are tagged

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Why: Our Google Play account got deleted, so we needed a new FQDN to release it on the Play Store.