Low: GStreamer, libmad, and SDL security, bug fix, and enhancement update (Oracle Linux 8)

gstreamer1
[1.16.1-2]
- Update to 1.16.2 for correctly pick up for side gating
- Resolves: rhbz#1756299

[1.16.1-1]
- Update to 1.16.1
- Enable libcap for the ptp helper permissions
- Resolves: rhbz#1756299

gstreamer1-plugins-bad-free
[1.16.1-1]
- Update to 1.16.1
- Remove upstreamed patches
- Remove dependency on removed package
- Add sctp and closedcaption plugins
- The vcdsrc plugin was removed
- Resolves: rhbz#1756299

gstreamer1-plugins-base
[1.16.1-1]
- Update to 1.16.1
- Resolves: rhbz#1756299

gstreamer1-plugins-good
[1.16.1-1]
- Update to 1.16.1
- enable cairo plugins
- Resolves: rhbz#1756299

gstreamer1-plugins-ugly-free
[1.16.1-1]
- Update to 1.16.1
- Only enable mpeg2dec on Fedora
- Resolves: rhbz#1756299

[1.16.0-3]
- Conflicts: gstreamer1-plugins-ugly < 1.16.0-2

[1.16.0-2]
- Enable mpeg2dec plugin (#1709470)

libmad
[0.15.1b-25]
- Add patches to avoid various buffer overruns
- Fixes CVE-2018-7263
- Resolves: rhbz#1547507

orc
[0.4.28-3]
- x86: add endbr32 and endbr64 instructions
- Resolves: rhbz#1693292

SDL
[1.2.15-37]
- Rebuild
- Resolves: rhbz#1756279

SDL2
[2.0.10-2]
- Fix CVE-2019-13616 SDL: heap-based buffer overflow in SDL blit
functions in video/SDL_blit*.c
- Resolves: rhbz#1756279

[2.0.10-1]
- Update to 2.0.10
- Resolves: rhbz#1751780

[2.0.9-3]
- use khrplatform defines, not ptrdiff_t