fix comment

src/main/java/spoon/reflect/visitor/filter/FieldScopeFunction.java

@@ -56,7 +56,7 @@ public void apply(CtField<?> field, CtConsumer<Object> outputConsumer) {
 		}
 	}
 	protected void searchForPrivateField(CtField<?> field, CtConsumer<Object> outputConsumer) {
-		//private field can be referred from the scope of current top level type only
+		//private field can be referred from the scope of current top level type only and children
 		field.getTopLevelType()
 			.filterChildren(null)
 			.forEach(outputConsumer);