Remove Sonar upload from nightlyReports.yml

The project already uses [automatic analysis](https://docs.sonarsource.com/sonarcloud/advanced-setup/automatic-analysis/#conflict-with-ci-based-analysis) and upload manual results will create conflicts.

.github/workflows/nightlyReports.yml

@@ -43,13 +43,6 @@ jobs:
           path: |
             **/build/reports/kover
 
-      - name: 🔊 Publish results to Sonar
-        env:
-          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-          ORG_GRADLE_PROJECT_SONAR_LOGIN: ${{ secrets.SONAR_TOKEN }}
-        if: ${{ always() && env.SONAR_TOKEN != '' && env.ORG_GRADLE_PROJECT_SONAR_LOGIN != '' }}
-        run: ./gradlew sonar $CI_GRADLE_ARG_PROPERTIES
-
   # Gradle dependency analysis using https://github.com/autonomousapps/dependency-analysis-android-gradle-plugin
   dependency-analysis:
     name: Dependency analysis