MGASA-2019-0239 Updated sdl2 packages fix security vulnerabilities

Updated sdl2 packages fix security vulnerabilities This release fixes various buffer overflows when parsing or processing damaged Waveform audio and BMP image files. - Fix CVE-2019-7572 a buffer overread in IMAADPCMnibble rhbz1676754 - Fix CVE-2019-7572 a buffer overwrite in IMAADPCMnibble...