Kdenlive 24.02.1

What's new in this version:

Fixed:
- Fix crash on group cut
- Fix possible startup crash
- Fix typo
- Fix appstream release notes formatting
- Add release notes to AppData
- Fix: some sequence properties incorrectly saved, like subtitles list, timeline zone
- Fix: Windows crash clicking fullscreen button
- Fix: cannot revert letter spacing to 0 in title clips
- Fix: font corruption on Qt6/Wayland
- Fix: Fix pan timeline with middle mouse button
- Minor cleanup
- When file fails to open, display MLT’s warning to help debugging
- Fix crash trying to recover a backup after opening a corrupted file
- Fix multiple subtitles issues: several tracks not correctly saved, sequence copy not suplicating subs, crash on adding new subtitle track
- Update file org.kde.kdenlive.appdata.xml
- Update file org.kde.kdenlive.appdata.xml
- Add .desktop file
- Updated icons and appdata info for Flathub
- Org.kde.kdenlive.appdata: Add developer_name
- Fix bin thumbnails for missing clips have an incorrect aspect ratio
- On sequence change, recursively update each sequence that embedded it
- When using multiple timeline sequences, fix change in a sequence resulting in effect loss if the tab was not changed
- Fix crash on spacer tool with grouped subtitle
- Fix crash moving single item in a group
- Block Qt5 MLT plugins in thumbnailer when building with Qt6
- [CD] Disable Qt5 jobs
- Don’t allow autosave when the document is closing
- Fix deleting single item in a group not working
- Fix moving a single item in a group with alt not always working and breaks on undo
- Fix another case of clips with mixes allowed to resize over another clip, add tests
- Fix adding a mix to an AV clit that already had a mix on one of its components moving existing mix
- Fix typo
- Fix for Qt6’s behavior change in QVariant::isNull() (fixes speech to text)
- Fix crash on invalid gradient data
- Enforce proper styling for Qml dialogs
- Fix incorrect Bin clip video usage count and initialization