update sonarcloud workflow to fix secrets field

Author: fdiblen

template/.github/workflows/sonarcloud.yml

@@ -36,5 +36,5 @@ jobs:
       - name: SonarCloud Scan
         uses: SonarSource/sonarcloud-github-action@master
         env:
-          GITHUB_TOKEN: ${{ '{{' -}} secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
-          SONAR_TOKEN: ${{ '{{' -}} secrets.SONAR_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}