Update lcms and libheif dependencies in flatpak
- Update the LCMS dependency according to 213e6cb4
- Update the libheif, dav1d and rav1e dependencies according to c112e8e4
- Rav1e and cargo-c tarballs need to be present in the files.kde.org server
The tarballs to be copied are stored here - https://box.raghukamath.com/cloud/index.php/s/d37WGTmkk9tGa6A
Please replace the existing tarballs stored in https://files.kde.org/krita/build/dependencies/flatpak/ with these before merging this MR.