Release 1.5.0

Changed

• refactoring docker system
• #29 Add test to ensure all Rules are registered
• #24 Set correct required language because the
  plugin wasn't loaded anymore - retro-compatibility modifications (9.9.0 to 10.7 and not compatible before 9.9.0) AND
  add support for > 10.5 Sonarqube version (up to 10.7.0)
• update some maven plugin versions and library versions to be up-to-date
• correction of SonarCloud issues

Deleted

• deletion of EC69 rule because of already deprecated (see RULES.md file)