[kodi/f31] (5 commits) ...Update to 18.6

Summary of changes: 874d31e... Disable Debug Fission feature, creates broken debug info on (*) 4769916... Workaround for brp-mangle-shebangs behavior (RHBZ#1787088) (*) 3625027... - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass (*) e351599... - Rebuild for ffmpeg-4.3 git (*) ec5c538... Update to 18.6 (*) (*) This commit already existed in another branch; no separate mail sent