Fix gradle versioning for core application

core/build.gradle

@@ -60,4 +60,12 @@ shadowJar {
     def librariesLocation = "DistantHorizons.libraries"
 //    relocate "it.unimi.dsi.fastutil", "${librariesLocation}.unimi.dsi.fastutil"
     mergeServiceFiles()
+}
+
+distTar {
+    duplicatesStrategy = DuplicatesStrategy.INCLUDE
+}
+
+distZip {
+    duplicatesStrategy = DuplicatesStrategy.INCLUDE
 }