hotfix починил проверку subnet overlap

core/src/main/java/ru/kirillius/pf/sdn/core/Util/IPv4Util.java

@@ -137,7 +137,7 @@ public class IPv4Util {
             var overlapped = new ArrayList<IPv4Subnet>();
             var orderedByPrefix = result.stream().sorted(Comparator.comparing(IPv4Subnet::getPrefixLength)).toList();
             orderedByPrefix.stream()
-                    .filter(subnet -> subnet.getPrefixLength() > 32)
+                    .filter(subnet -> subnet.getPrefixLength() < 32)
                     .forEach(parent -> orderedByPrefix.forEach(subnet -> {
                         if (subnet.equals(parent)) {
                             return;