remove _manifest folder from release/ before running gh release upload (#5144)

Author: danieljurek

eng/pipelines/templates/steps/publish-cli.yml

@@ -34,6 +34,12 @@ steps:
       env:
         GH_TOKEN: $(azuresdk-github-pat)
 
+    - pwsh: |
+        Remove-Item -Path release/_manifest -Recurse -Force
+        Write-Host "Release:"
+        Get-ChildItem -Recurse release/ | Select-Object -Property Length,FullName 
+      displayName: Remove _manifest folder from release
+
     - pwsh: |
         gh release create `
           "$(GH_RELEASE_TAG)" `