fix setup callback invokation

12 jobs for double-buffer in 35 minutes and 37 seconds (queued for 6 seconds)
Status Job ID Name Coverage
  Build
passed libvlc-uwp64-llvm #716241
amd64 docker

00:09:43

passed libvlc-uwp64-llvm-debug #708355
amd64 docker

00:17:07

passed libvlc-x86_64 #708354
amd64 docker

00:24:08

passed libvlc-x86_64-debug #708353
amd64 docker

00:15:37

passed libvlcsharp-unity #706930
amd64 docker

00:01:15

failed libvlc-uwp64-llvm #708356
amd64 docker

00:19:37

failed libvlc-uwp64-llvm #706928
amd64 docker

00:02:12

failed libvlc-uwp64-llvm-debug #706929
amd64 docker

00:01:57

failed libvlc-x86_64 #706927
amd64 docker

00:05:38

failed libvlc-x86_64-debug #706926
amd64 docker

00:01:53

 
  Build Unity Plugin
passed unity-plugin-windows #706931
amd64 docker

00:00:21

passed unity-plugin-windows-trial #706932
amd64 docker

00:00:27