Update month for cross reference of core and validaiton specifications

Author: Relequestual

jsonschema-core.xml

@@ -3267,7 +3267,7 @@ https://example.com/schemas/common#/$defs/count/minimum
                     <author initials="B." surname="Hutton">
                         <organization/>
                     </author>
-                    <date year="2022" month="May"/>
+                    <date year="2022" month="June"/>
                 </front>
                 <seriesInfo name="Internet-Draft" value="draft-bhutton-json-schema-validation-01" />
             </reference>

jsonschema-validation.xml

@@ -1354,7 +1354,7 @@
                     <author initials="G." surname="Dennis">
                         <organization/>
                     </author>
-                    <date year="2022" month="May"/>
+                    <date year="2022" month="June"/>
                 </front>
                 <seriesInfo name="Internet-Draft" value="draft-bhutton-json-schema-01" />
             </reference>