Collect nuget and vsix artifacts separately

This should fix the failure of Azure Pipelines to deploy to nuget.org

azure-pipelines/build.yml

@@ -108,15 +108,30 @@ steps:
     Contents: |
       bin/**/$(BuildConfiguration)/**/*.nupkg
       bin/**/$(BuildConfiguration)/**/*.snupkg
+    TargetFolder: $(Build.ArtifactStagingDirectory)/nuget
+    flattenFolders: true
+  displayName: Collecting nuget
+
+- task: PublishBuildArtifacts@1
+  inputs:
+    PathtoPublish: $(Build.ArtifactStagingDirectory)/nuget
+    ArtifactName: nuget
+    ArtifactType: Container
+  displayName: Publish nuget artifacts
+  condition: succeededOrFailed()
+
+- task: CopyFiles@1
+  inputs:
+    Contents: |
       bin/**/$(BuildConfiguration)/**/*.vsix
-    TargetFolder: $(Build.ArtifactStagingDirectory)/deployables
+    TargetFolder: $(Build.ArtifactStagingDirectory)/vsix
     flattenFolders: true
-  displayName: Collecting deployables
+  displayName: Collecting vsix
 
 - task: PublishBuildArtifacts@1
   inputs:
-    PathtoPublish: $(Build.ArtifactStagingDirectory)/deployables
-    ArtifactName: deployables
+    PathtoPublish: $(Build.ArtifactStagingDirectory)/vsix
+    ArtifactName: vsix
     ArtifactType: Container
-  displayName: Publish deployables artifacts
+  displayName: Publish vsix artifacts
   condition: succeededOrFailed()