MySQL 8.0 Support in Sonar

Solving the above issue would just be a matter of quoting the groups table name in SQL queries using `.

Usage of db objects with names conflicting with reserved keywords in MySQL 8.0
  Warning: The following objects have names that conflict with reserved keywords that are new to 8.0. Ensure queries sent by your applications use `quotes` when referring to them or they will result in errors.
  More information: https://dev.mysql.com/doc/refman/en/keywords.html

  sonarcube.groups - Table name