specify vmimage

Author: Steve Lee (POWERSHELL HE/HIM) (from Dev Box)

.pipelines/DSC-Official.yml

@@ -249,7 +249,6 @@ extends:
           ob_outputDirectory: '$(Build.ArtifactStagingDirectory)'
         displayName: Linux-ARM64-gnu
         pool:
-          type: linux
           vmImage: ubuntu-latest
           hostArchitecture: arm64
         steps:
@@ -275,7 +274,7 @@ extends:
           ob_outputDirectory: '$(Build.ArtifactStagingDirectory)'
         displayName: Linux-x64-musl
         pool:
-          type: linux
+          vmImage: Ubuntu-Latest
         steps:
         - task: RustInstaller@1
           inputs:
@@ -300,7 +299,7 @@ extends:
           ob_outputDirectory: '$(Build.ArtifactStagingDirectory)'
         displayName: Linux-ARM64-musl
         pool:
-          type: linux
+          vmImage: Ubuntu-Latest
           hostArchitecture: arm64
         steps:
         - task: RustInstaller@1