Merge branch 'renovate/sonarsource-docker-sonarqube-8.x' into 'development'

Update dependency SonarSource/docker-sonarqube to v8.9

See merge request !36

Kptfile

@@ -9,5 +9,5 @@ dependencies:
     git:
       repo: https://github.com/SonarSource/docker-sonarqube
       directory: /8/enterprise
-      ref: 8.7.1
+      ref: 8.9
     updateStrategy: resource-merge