Upgrading to 9.0

Author: ProgrammingByPermutation

.github/workflows/codeql.yml

@@ -114,7 +114,7 @@ jobs:
       - name: Install .NET Core
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: 8.x.x
+          dotnet-version: 9.x.x
 
       # Execute the build
       - name: Execute Build