fix(ci): install dotCover global tool for sonarcloud workflow

.github/workflows/sonarcloud.yml

@@ -44,6 +44,11 @@ jobs:
           New-Item -Path .\.sonar\scanner -ItemType Directory
           dotnet tool update dotnet-sonarscanner --tool-path .\.sonar\scanner
 
+      - name: Install dotCover
+        shell: powershell
+        run: |
+          dotnet tool install --global JetBrains.dotCover.GlobalTool
+
       - name: Build and analyze
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any