Mysql version alignment

P/Persist/Airline/airline_basic/pom.xml

P/Persist/Airline/airline_key/pom.xml

P/Sda1/InsertGui/V10/pom.xml

P/Sda1/InsertGui/V12/pom.xml

P/Sda1/InsertGui/V2/pom.xml

P/Sda1/InsertGui/V4/pom.xml

P/Sda1/InsertGui/V6/pom.xml

P/Sda1/InsertGui/V8/pom.xml

P/Sda1/Jpa/Company/companyJpa1/pom.xml

P/Sda1/Jpa/HibernateStandalone/pom.xml

P/Sda1/Jpa/LectureOperations/pom.xml

P/Sda1/Jpa/rdbms2catalog/skeleton/pom.xml

P/Sda1/Jpa/rdbms2catalog/solution/pom.xml

P/Sda1/PersistenceHandler/Authenticate/pom.xml

P/Sda1/PersistenceHandler/PreparedStatement/pom.xml

...rc/main/resources/de/hdm_stuttgart/mi/database.properties

P/Sda1/PersistenceHandler/Statement/pom.xml

P/Sda1/catalog2rdbms/pom.xml

P/Sda1/catalog2rdbmsPrepare/pom.xml

P/Sda1/rdbms2catalog/pom.xml