Sækja Nextcloud 4.0.4

Bug fixes
- Server notifications can now be dismissed from the activity list (@camilasan, nextcloud/desktop#9222)
- Fixed File Drop not working (@mgallien, nextcloud/desktop#9195)
- The account wizard now displays a more clear error message if the server is in maintenance mode (@Rello, @camilasan, nextcloud/desktop#9226)
- macOS-VFS: Updated sync action management to not consider the exclusion of a lock file as an error (@i2h3, nextcloud/desktop#9173)
- Linux: Fixed a crash when removing a sync folder (@mgallien, nextcloud/desktop#9183)
- Linux (AppImage): Fixed a crash when a webview is shown (@mgallien, nextcloud/desktop#9171)
- Fixed enforcement of the enterprise update channel (@Aiiaiiio, nextcloud/desktop#9139)
- Keep track of the previous client version in the config to allow better handling of configuration upgrades (@camilasan, nextcloud/desktop#9204)
- Fixed configuration migration dialog being shown if no legacy configuration was found (@camilasan, nextcloud/desktop#9190)
- Windows: Fixed conversion of long paths when setting the modification time (@mgallien, nextcloud/desktop#9213)
- Windows: Hydrating placeholder files in on-demand folders now saves all properties to the journal (@mgallien, nextcloud/desktop#9202)
- Windows: Update inode property in case it's missing from the local sync DB (@mgallien, nextcloud/desktop#9215)
- Fixed a crash when calculating checksums (@nilsding, nextcloud/desktop#9221)
- Reduced log verbosity when deleting folder contents (@mgallien, nextcloud/desktop#9243)
- Fixed redirect handling after Qt6 migration (@nilsding, nextcloud/desktop#9247)
Changes
- refactor: Use correct string overload (@CarlSchwan, nextcloud/desktop#8992)
- Windows: Adapted VFS tests in 4.0 branch as the folders on-demand feature is not part of it (@mgallien, nextcloud/desktop#9220)
- chore: Removed unused build scripts (@nilsding, nextcloud/desktop#9245)
Full Changelog: nextcloud/desktop@v4.0.3...v4.0.4