Replace Codecov with SonarCloud

Author: daohoangson

.github/workflows/flutter.yml

@@ -43,7 +43,7 @@ jobs:
         with:
           name: failures
           path: "**/failures/"
-      - uses: codecov/codecov-action@0565863a31f2c772f9f0395002a31e3f06189574 # v5.4.0
-        with:
-          fail_ci_if_error: true
-          token: ${{ secrets.CODECOV_TOKEN }}
+
+      - uses: SonarSource/sonarqube-scan-action@0303d6b62e310685c0e34d0b9cde218036885c4d # v5.0.0
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}