Revert "Added classifier for JVM6 target built jars"
Revert "Added classifier for JVM6 target built jars"

This reverts commit 43da01a28a39cfb1184b5d75c05b59af746f7121.

timzam/jetpad-mapper,JetBrains/jetpad-mapper,anqidong/jetpad-mapper,belarusian/jetpad-mapper