Update prerequisites-to-share-dashboards-charts.mdx

In the Add permissions to a custom role section, the description of the Modify capability is not accurate. I have updated so it reads: 
Modify: Can create live URLs and/or update the properties of the live urls

Author: pati04g

src/content/docs/query-your-data/explore-query-data/dashboards/prerequisites-to-share-dashboards-charts.mdx

@@ -138,7 +138,7 @@ As an Authentication Domain Manager, perform the following steps to grant access
            * `Delete`: Can revoke any live URL.
        * `Live Url (individual)`: Access details of live URLs owned by the user.
             * `View`: Can see own live URL details.
-           * `Modify`: Can update the properties of the live URLs.
+           * `Modify`: Can create live URLs and/or update the properties of the live URLs.
            * `Delete`: Can revoke own live URLs.
   </Step>