Fix release pipelines (#1637)

.azure-pipelines-templates/release.yml

@@ -11,7 +11,7 @@ jobs:
     - task: DownloadPipelineArtifact@2
       inputs:
         source: current
-        patterns: '*'
+        patterns: '**'
         path: $(Build.ArtifactStagingDirectory)
 
     - script: |
@@ -25,20 +25,20 @@ jobs:
         action: 'create'
         target: '$(Build.SourceVersion)'
         tagSource: 'auto'
-        assets: $(Build.ArtifactStagingDirectory)/*
+        assets: $(Build.ArtifactStagingDirectory)/**/*
         assetUploadMode: 'delete'
         isDraft: true
         isPreRelease: true
         releaseNotesSource: 'file'
         releaseNotesFile: $(Build.BinariesDirectory)/rel-notes.md
         addChangeLog: false
-      displayName: 'GitHub release (create)'
+      displayName: 'GitHub Release'
 
     - script: |
         python3.8 -m venv env
         source ./env/bin/activate
         pip install -r requirements.txt
         pip install twine
-        twine upload -u __token__ -p $(pypi_token) $(Build.ArtifactStagingDirectory)/*.whl
+        twine upload -u __token__ -p $(pypi_token) $(Build.ArtifactStagingDirectory)/**/*.whl
       workingDirectory: python
       displayName: PyPi https://pypi.org/project/ccf/