Issue #128 Fix JsonPathRuntime slice lambdas

Co-authored-by: simbo1905 <simbo1905@60hertz.com>

Author: cursoragent

json-java21-jsonpath/src/main/java/json/java21/jsonpath/JsonPathRuntime.java

@@ -59,15 +59,18 @@ static Stream<JsonValue> selectSlice(JsonValue v, Integer start, Integer end, In
             s = Math.max(0, Math.min(s, size));
             e = Math.max(0, Math.min(e, size));
 
-            return IntStream.iterate(s, i -> i < e, i -> i + actualStep)
+            final int sFinal = s;
+            final int eFinal = e;
+            return IntStream.iterate(sFinal, i -> i < eFinal, i -> i + actualStep)
                     .mapToObj(elements::get);
         }
 
         int s = start != null ? normalizeIndex(start, size) : size - 1;
         final int e = end != null ? normalizeIndex(end, size) : -1;
         s = Math.max(0, Math.min(s, size - 1));
 
-        return IntStream.iterate(s, i -> i > e, i -> i + actualStep)
+        final int sFinal = s;
+        return IntStream.iterate(sFinal, i -> i > e, i -> i + actualStep)
                 .mapToObj(elements::get);
     }