[Internal] Engineering: Fixes Nuget generation and copy process (#4475) (#4506)

Co-authored-by: Matias Quaranta <ealsur@users.noreply.github.com>

Author: kirankumarkolli

templates/nuget-pack.yml

@@ -61,7 +61,7 @@ jobs:
         BuildDropPath: '$(Build.ArtifactStagingDirectory)/bin/AnyCPU/$(BuildConfiguration)/Microsoft.Azure.Cosmos'
 
     - ${{ if ne(parameters.BlobVersion, '') }}:
-      - task: AzureFileCopy@5
+      - task: AzureFileCopy@6
         displayName: 'Copy Artifacts to Azure SDK Release blob storage'
         condition: succeeded()
         inputs: