added dotnet version

Author: KirillKurdyukov

.github/workflows/codeql-analysis.yml

@@ -48,6 +48,13 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v4
 
+    - uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: |
+          6.0.x
+          7.0.x
+          9.0.x
+    
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3