Fix CI build

Author: AArnott

azure-pipelines/publish-deployables.yml

@@ -1,4 +1,4 @@
 steps:
-- powershell: dotnet nuget push "$(Resolve-Path '$(Pipeline.Workspace)\deployables-Linux\')*.nupkg" -s $(ci_feed) -k azdo --skip-duplicate
+- powershell: dotnet nuget push "$(Resolve-Path '$(Build.ArtifactStagingDirectory)\deployables-Linux\')*.nupkg" -s $(ci_feed) -k azdo --skip-duplicate
   displayName: 📦 Push packages to CI feed
   condition: and(succeeded(), ne(variables['ci_feed'], ''), ne(variables['Build.Reason'], 'PullRequest'))