Remove debugging code

Author: carlosdelest

x-pack/plugin/esql/src/internalClusterTest/java/org/elasticsearch/xpack/esql/DenseVectorFieldTypeIT.java

@@ -135,10 +135,6 @@ public void testRetrieveDenseVectorFieldData() {
             | KEEP id, vector
             """;
 
-        indexedVectors.forEach((i, v) -> {
-            System.out.println("ID: " + i + ", Vector: " + v);
-        });
-
         try (var resp = run(query)) {
             List<List<Object>> valuesList = EsqlTestUtils.getValuesList(resp);
             assertEquals(valuesList.size(), indexedVectors.size());