Jitpack artifacts are corrupted

[NicklasWallgren]

The JitPack artifacts have been corrupted and no longer match the versions published on Maven Central for the past 2 - 3 releases.

Take a look at;
https://jitpack.io/com/github/kagkarlsson/db-scheduler/v15.6.0/db-scheduler-v15.6.0.pom
https://jitpack.io/com/github/kagkarlsson/db-scheduler/15.6.0/db-scheduler-15.6.0.jar

Maven central
https://repo1.maven.org/maven2/com/github/kagkarlsson/db-scheduler/15.6.0/db-scheduler-15.6.0.pom
https://repo1.maven.org/maven2/com/github/kagkarlsson/db-scheduler/15.6.0/db-scheduler-15.6.0.jar

@kagkarlsson