* refactor: fix flatpak builds
- added FindHelper.cmake
- Bumped Flatpak runtime to 24.08
- Version changes
* fixed find helper for libserialport
* use variables for find_helper libs
* fixed libmpeg2 vs libmpeg2convert
* refactor: desktop and metainfo.xml files
- Merged files between flatpak and normal Linux packages
* Update com.blitterstudio.amiberry.yml
* Update Amiberry.desktop
