asset: Avoid unrefing a task we do not own

12 jobs for fix_ownowned_unref in 42 minutes and 46 seconds (queued for 1 second)
Status Job ID Name Coverage
  Preparation
passed #247756
gst indent

00:00:18

passed #247755
manifest

00:00:38

 
  Build
passed #247757
build fedora x86_64

00:06:20

passed #247758
build nodebug fedora x86_64

00:06:13

 
  Test
passed #247759
check fedora

00:04:12

passed #247760
integration testsuites fedora

00:07:15

 
  Full Builds
passed #247762
build cerbero android universal

00:13:18

passed #247763
build cerbero cross win32

00:09:00

passed #247764
build cerbero cross win64

00:06:45

passed #247761
build cerbero fedora x86_64

00:06:39

 
  Full Tests
passed #247765
valgrind ges

00:07:27

 
  Apps
passed #247766
android universal examples

00:07:46