fix: add missing filter(length > 3) to oldCode in stream-toarray-typed

Co-authored-by: brunoborges <129743+brunoborges@users.noreply.github.com>
Agent-Logs-Url: https://github.com/javaevolved/javaevolved.github.io/sessions/400db364-bc8d-4e00-bf81-2b98945e411b

Author: Copilot

content/collections/stream-toarray-typed.yaml

@@ -11,10 +11,13 @@ oldApproach: "Manual Array Copy"
 modernApproach: "toArray(generator)"
 oldCode: |-
   List<String> list = getNames();
-  String[] arr = new String[list.size()];
-  for (int i = 0; i < list.size(); i++) {
-      arr[i] = list.get(i);
+  List<String> filtered = new ArrayList<>();
+  for (String n : list) {
+      if (n.length() > 3) {
+          filtered.add(n);
+      }
   }
+  String[] arr = filtered.toArray(new String[0]);
 modernCode: |-
   String[] arr = getNames().stream()
       .filter(n -> n.length() > 3)