Change dotnet version

Author: Giorgi

.github/workflows/sonarcloud.yml

@@ -59,6 +59,11 @@ jobs:
           New-Item -Path ./.sonar/scanner -ItemType Directory
           dotnet tool update dotnet-sonarscanner --tool-path ./.sonar/scanner
 
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 9.0.200
+
       - name: Build and analyze
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any