Update docker.io/sonarqube Docker tag to v25.6.0.109173

Update docker.io/sonarqube Docker tag to v25.6.0.109173

Major upgrade to Docker container executed successfully by means of Watchtower infrastructure with dependency update facilitated by Mend's Renovate Bot.

This MR contains the following updates:

Package Update Change
docker.io/sonarqube minor 25.5.0.107428-community -> 25.6.0.109173-community