fix target

still compatible, but it's already in atum 1.9-1.12 b/c it fixes a crash

Author: tildejustin

gradle.properties

@@ -4,7 +4,7 @@ org.gradle.caching = true
 
 mod_version = 3.1.0
 
-target_version = 1.8-1.12.2
+target_version = 1.8.x
 archives_name = anchiale
 maven_group = me.voidxwalker