Remove debugging println from API JAR task
Remove debugging println from API JAR task

This commit removes a leftover println that was added while debugging
the execution of the API JAR task.

Original commit: elastic/x-pack-elasticsearch@248d0579cc447bf1af8e71600d9e64713397e0ab

vroyer/elassandra,strapdata/elassandra,strapdata/elassandra,strapdata/elassandra,vroyer/elassandra,strapdata/elassandra,vroyer/elassandra,strapdata/elassandra