adjust CalculateLevelPenalty for 1.12.x downranking

Signed-off-by: hennors <e-fowl@gmx.de>
Merge branch 'testing' of github.com:mangoszero/server into testing
adjust Unit::CalculateLevelPenalty for proper 1.12.x downranking

Signed-off-by: hennors <e-fowl@gmx.de>