Update docs.yml

Author: ifBars

.github/workflows/docs.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: '6.0.x'
+          dotnet-version: '8.0.x'
 
       - name: Create Assembly Directory Structure
         run: |