[qtox/f32] (4 commits) ...Update to 1.17.3
Summary of changes:
9a08887... - Rebuild for ffmpeg-4.3 git (*)
7bc26fb... - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass (*)
669d7c7... Improve compatibility with new CMake macro (*)
1cae333... Update to 1.17.3 (*)
(*) This commit already existed in another branch; no separate mail sent