android: No reason to return JNI version less than Java 6
android: No reason to return JNI version less than Java 6

Change-Id: Id9fae6561268bb7e5a465c19bdb80124f94f4939

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core