Update jsonschema-core.xml

Co-authored-by: Ben Hutton <relequestual@gmail.com>

Author: handrews

jsonschema-core.xml

@@ -2445,9 +2445,9 @@
                         </t>
                         <t>
                             This keyword produces an annotation value which is an array of
-                            the indexes to which this keyword successfully applied its subschema,
-                            in ascending order.  The value MAY be a boolean true if the subschema
-                            was successfully applied to every index of the instance.
+                            the indexes to which this keyword validates successfully when applying 
+                            its subschema, in ascending order. The value MAY be a boolean true if the 
+                            subschema validated successfully when applied to every index of the instance.
                         </t>
                     </section>
                 </section>