msdk: check whether mfx function call fails

And log the failures for debugging
8 jobs for <span class="ref-name">check-mfx-functions</span> in 74 minutes and 8 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Preparation
passed #76323
gst indent

00:00:28

passed #76322
manifest

00:00:33

 
  Build
passed #76324
build fedora x86_64

00:03:04

 
  Test
passed #76325
check fedora

00:16:33

 
  Full Builds
passed #76326
build android arm64 api28

00:02:55

passed #76328
build cerbero cross win32

00:40:54

passed #76329
build cerbero cross win64

00:40:38

passed #76327
build cerbero fedora x86_64

00:13:15