Add code quality scanning

Author: casibbald

.github/workflows/scan.yml

@@ -104,12 +104,12 @@ jobs:
       - name: Generate code coverage
         run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
 
-      - 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 }}
-        with:
-          args: >
-            -Dsonar.externalIssuesReportPaths=sonar-issues.json
-            -Dcommunity.rust.lcov.reportPaths=lcov.info
+#      - 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 }}
+#        with:
+#          args: >
+#            -Dsonar.externalIssuesReportPaths=sonar-issues.json
+#            -Dcommunity.rust.lcov.reportPaths=lcov.info