msdk: fix the build error with libva 2.4.0

This fixes gstreamer/gst-plugins-bad#949
12 jobs for fix-issue949 in 39 minutes and 9 seconds (queued for 1 second)
Status Job ID Name Coverage
  Preparation
passed #242900
gst indent

00:00:31

passed #242899
manifest

00:00:34

 
  Build
passed #242901
build fedora x86_64

00:06:40

passed #242902
build nodebug fedora x86_64

00:04:21

 
  Test
passed #242903
check fedora

00:03:47

passed #242904
integration testsuites fedora

00:09:47

 
  Full Builds
passed #242906
build cerbero android universal

00:10:44

passed #242907
build cerbero cross win32

00:07:25

passed #242908
build cerbero cross win64

00:05:50

passed #242905
build cerbero fedora x86_64

00:06:03

 
  Full Tests
passed #242909
valgrind bad

00:04:24

 
  Apps
passed #242910
android universal examples

00:06:58