update rooms quickstarts to remove pstnDialOutEnabled public preview status

Author: mayssamm

articles/communication-services/quickstarts/rooms/get-started-rooms.md

@@ -30,8 +30,6 @@ The table below lists the main properties of `room` objects:
 | `participants`        | List of participants to a `room`. Specified as a `CommunicationIdentifier`. |
 | `roleType`            | The role of a room participant. Can be either `Presenter`, `Attendee`, or `Consumer`. |
 
-*pstnDialOutEnabled is currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/)
-
 ::: zone pivot="platform-azcli"
 [!INCLUDE[Use rooms with Azure CLI](./includes/rooms-quickstart-az-cli.md)]
 ::: zone-end

articles/communication-services/quickstarts/rooms/includes/rooms-quickstart-az-cli.md

@@ -82,15 +82,13 @@ az communication rooms create --presenter-participants "<participantId>" --consu
 - Use `<valid-until>` optionally to specify the timestamp when the room can no longer be joined, in ISO8601 format, ex: 2022-07-14T10:21. 
 - Use `<pstn-dial-out-enabled>`* optionally by setting this flag ("True" or "False") to enable or disable PSTN dial out for a room. By default, this flag is set to "False" when creating a room.
 
-*`<pstn-dial-out-enabled>` is currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/)
-
 If you've stored the connection string in environment variables as stated above, you won't need to pass them to the command.
 
 ```azurecli-interactive
 az communication rooms create 
 ```
 
-### Enable PSTN Dial Out Capability for a Room (Currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/))
+### Enable PSTN Dial Out Capability for a Room
 The PSTN dial out can be enabled during `rooms create` by defining the `--pstn-dial-out-enabled` parameter as "True". This capability may also be modified during `rooms update` by specifying the `--pstn-dial-out-enabled` parameter.
 
 ```azurecli-interactive

articles/communication-services/quickstarts/rooms/includes/rooms-quickstart-java.md

@@ -184,11 +184,9 @@ System.out.println("\nCreated a room with id: " + roomCreated.getRoomId());
 
 ```
 
-*setPstnDialOutEnabled is currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/)
-
 Since `rooms` are server-side entities, you may want to keep track of and persist the `roomId` in the storage medium of choice. You can reference the `roomId` to view or update the properties of a `room` object.
 
-### Enable PSTN Dial Out Capability for a Room (Currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/))
+### Enable PSTN Dial Out Capability for a Room
 Each `room` has PSTN dial out disabled by default. The PSTN dial out can be enabled for a `room` at creation, by defining the `pstnDialOutEnabled` parameter as true. This capability may also be modified for a `room` by issuing an update request for the `pstnDialOutEnabled` parameter.
 
 ```java

articles/communication-services/quickstarts/rooms/includes/rooms-quickstart-javascript.md

@@ -147,11 +147,10 @@ const createRoom = await roomsClient.createRoom(createRoomOptions);
 const roomId = createRoom.id;
 console.log("\nCreated a room with id: ", roomId);
 ```
-*pstnDialOutEnabled is currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/)
 
 Since `rooms` are server-side entities, you may want to keep track of and persist the `roomId` in the storage medium of choice. You can reference the `roomId` to view or update the properties of a `room` object.
 
-### Enable PSTN Dial Out Capability for a Room (Currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/))
+### Enable PSTN Dial Out Capability for a Room
 Each `room` has PSTN dial out disabled by default. The PSTN dial out can be enabled for a `room` at creation, by defining the `pstnDialOutEnabled` parameter as true. This capability may also be modified for a `room` by issuing an update request for the `pstnDialOutEnabled` parameter.
 
 ```javascript

articles/communication-services/quickstarts/rooms/includes/rooms-quickstart-net.md

@@ -150,11 +150,10 @@ string roomId = createdRoom.Id;
 Console.WriteLine("\nCreated room with id: " + roomId);
 
 ```
-*pstnDialOutEnabled is currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/)
 
 Since `rooms` are server-side entities, you may want to keep track of and persist the `roomId` in the storage medium of choice. You can reference the `roomId` to view or update the properties of a `room` object.
 
-### Enable PSTN Dial Out Capability for a Room (Currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/))
+### Enable PSTN Dial Out Capability for a Room
 Each `room` has PSTN dial out disabled by default. The PSTN dial out can be enabled for a `room` at creation, by defining the `pstnDialOutEnabled` parameter as true. This capability may also be modified for a `room` by issuing an update request for the `pstnDialOutEnabled` parameter.
 
 ```csharp

articles/communication-services/quickstarts/rooms/includes/rooms-quickstart-python.md

@@ -133,11 +133,10 @@ try:
 except HttpResponseError as ex:
     print(ex)
 ```
-*pstn_dial_out_enabled is currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/)
 
 Since `rooms` are server-side entities, you may want to keep track of and persist the `room.id` in the storage medium of choice. You can reference the `id` to view or update the properties of a `room` object.
 
-### Enable PSTN Dial Out Capability for a Room (Currently in [public preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/))
+### Enable PSTN Dial Out Capability for a Room
 Each `room` has PSTN dial out disabled by default. The PSTN dial out can be enabled for a `room` at creation, by defining the `pstn_dial_out_enabled` parameter as true. This capability may also be modified for a `room` by issuing an update request for the `pstn_dial_out_enabled` parameter.
 
 ```python