Update release pipeline to dotnet 8

Author: Apostolique

.github/workflows/release.yml

@@ -16,9 +16,9 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: '5.0.x'
+        dotnet-version: '8.0.x'
     - name: Get version from tag
       run: |
         TAGVERSION=$(git describe --tags --abbrev=0)