ESQL: Fix AbstractPageMappingOperator Status deserialization (elastic#131820)

Manual 9.1 partial backport, extracted from elastic#131474

Author: ivancea

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/operator/AbstractPageMappingToIteratorOperator.java

@@ -166,7 +166,7 @@ public static class Status implements Operator.Status {
         public static final NamedWriteableRegistry.Entry ENTRY = new NamedWriteableRegistry.Entry(
             Operator.Status.class,
             "page_mapping_to_iterator",
-            AbstractPageMappingOperator.Status::new
+            Status::new
         );
 
         private final long processNanos;