Updated CI to use .NET 10 SDK.

.gitea/workflows/ci.yml

@@ -31,7 +31,7 @@ jobs:
       - uses: actions/checkout@v4  
       - uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: '9.0.x'          
+          dotnet-version: '10.0.x'          
       
       - name: Docker sanity (ensures socket mount is working)
         run: docker version