use dotnet 8.0 for building

Signed-off-by: sriv <srikanth.ddit@gmail.com>

.github/workflows/release.yml

@@ -11,9 +11,9 @@ jobs:
     steps:
       - uses: actions/checkout@v1
       - name: Setup .NET Core
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: 5.0.x
+          dotnet-version: 8.0.x
 
       - name: build package
         run: ./build.sh package