matroskamux: Write MasteringMetadata and Max{CLL,FALL}

Enable muxing with HDR meta data if upstream provided it
14 jobs for <span class="ref-name">support-hdr</span> in 3 minutes and 36 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Preparation
passed #249839
gst indent

00:00:32

passed #249838
manifest

00:00:38

 
  Build
failed #249840
build fedora x86_64

00:02:58

failed #249841
build nodebug fedora x86_64

00:02:54

 
  Test
skipped #249842
check fedora
skipped #249843
integration testsuites fedora
 
  Full Builds
skipped #249845
build cerbero android universal
skipped #249846
build cerbero cross win32
skipped #249847
build cerbero cross win64
skipped #249844
build cerbero fedora x86_64
 
  Full Tests
skipped #249849
valgrind bad
skipped #249850
valgrind ges
skipped #249848
valgrind good
 
  Apps
skipped #249851
android universal examples
 
Name Stage Failure
failed
build fedora x86_64 Build
$ cd gst-build/
$ test -d build && find build -name '*.[ao]' -delete
$ rm -rf subprojects/*/.git/
$ rm -rf build/subprojects/*/.git/
Uploading artifacts...
manifest.xml: found 1 matching files
gst-build/: found 25888 matching files
Uploading artifacts to coordinator... ok id=249840 responseStatus=201 Created token=JQJZntvH
ERROR: Job failed: exit code 1
failed
build nodebug fedora x86_64 Build
$ cd gst-build/
$ test -d build && find build -name '*.[ao]' -delete
$ rm -rf subprojects/*/.git/
$ rm -rf build/subprojects/*/.git/
Uploading artifacts...
manifest.xml: found 1 matching files
gst-build/: found 25888 matching files
Uploading artifacts to coordinator... ok id=249841 responseStatus=201 Created token=yfbg4KCo
ERROR: Job failed: exit code 1