fix sleet version

.github/workflows/release.yaml

@@ -67,7 +67,7 @@ jobs:
       - run: mkdir blank && sed -i 's/torchVersion/${{ needs.get-version.outputs.version }}/g' Torch.Server.ReferenceAssemblies.net7.nuspec && nuget pack Torch.Server.ReferenceAssemblies.net7.nuspec -BasePath ./blank -OutputDirectory pack -NonInteractive -NoPackageAnalysis
 
       - name: Install Sleet
-        run: dotnet tool install -g sleet
+        run: dotnet tool install -g sleet --version 5.1.3
       - name: Push Nuget Package
         env:
           SLEET_FEED_TYPE: s3