Remove redundant import

Author: alexeysemenyukoracle

src/jdk.jpackage/macosx/classes/jdk/jpackage/internal/MacDmgPackageBuilder.java

@@ -29,7 +29,6 @@
 import java.util.Objects;
 import java.util.Optional;
 import jdk.jpackage.internal.model.ConfigException;
-import jdk.jpackage.internal.model.MacApplication;
 import jdk.jpackage.internal.model.MacDmgPackage;
 import jdk.jpackage.internal.model.MacDmgPackageMixin;