fix DirectX-headers for arm64 (#756)

Co-authored-by: Hideyuki Nagase <hideyukn@ntdev.microsoft.com>

azure-pipelines.yml

@@ -199,11 +199,16 @@ stages:
                 tar -xvf mesa-21.0.0.tar.xz
         displayName: 'Download Mesa from CBL Mariner'
 
+      - script: wget https://github.com/microsoft/DirectX-Headers/archive/refs/tags/v1.602.0-r1.tar.gz &&
+                tar -xvf v1.602.0-r1.tar.gz
+        displayName: 'Download DirectX-Headers from GitHub'
+
       - script: mv FreeRDP-mirror/ wslg/vendor/FreeRDP &&
                 mv weston-mirror/ wslg/vendor/weston &&
                 mv pulseaudio-mirror/ wslg/vendor/pulseaudio &&
-                mv mesa-21.0.0/ wslg/vendor/mesa
-        displayName: 'Move sub projects (FreeRDP, Weston, PulseAudio, Mesa)'
+                mv mesa-21.0.0/ wslg/vendor/mesa &&
+                mv DirectX-Headers-1.602.0-r1/ wslg/vendor/DirectX-Headers-1.0
+        displayName: 'Move sub projects (FreeRDP, Weston, PulseAudio, Mesa, DirectX-Headers)'
 
       - script: ~/.docker/cli-plugins/docker-buildx build -f ./wslg/Dockerfile
                 --output type=tar,dest=$(Agent.BuildDirectory)/system_arm64.tar