fix

Author: Y-Sindo

articles/azure-web-pubsub/concept-service-internals.md

@@ -212,8 +212,8 @@ A client can publish to other clients only when it's _authorized_ to. The `role`
 | `webpubsub.sendToGroup`            | The client can publish messages to any group.       |
 | `webpubsub.joinLeaveGroup.<group>` | The client can join/leave group `<group>`.          |
 | `webpubsub.sendToGroup.<group>`    | The client can publish messages to group `<group>`. |
-| `webpubsub.joinLeaveGroups.<pattern>` | The client can join/leave any group whose name matches `<pattern>` (see [Wildcard group role patterns](./concept-wildcard-group-roles.md)).
-| `webpubsub.sendToGroups.<pattern>` | The client can publish messages to any group whose name matches `<pattern>` (see [Wildcard group role patterns](./concept-wildcard-group-roles.md)).
+| `webpubsub.joinLeaveGroups.<pattern>` | The client can join/leave any group whose name matches `<pattern>` (see [Wildcard group role patterns](./concept-wildcard-group-roles.md)). |
+| `webpubsub.sendToGroups.<pattern>` | The client can publish messages to any group whose name matches `<pattern>` (see [Wildcard group role patterns](./concept-wildcard-group-roles.md)). |
 
 The server-side can also grant or revoke permissions of the client dynamically through [server protocol](#connection-manager) as to be illustrated in a later section.