Changes to Get Channels

the async_enabled response's property default value true was added for the status 200

added the optional property items/items/config/anyOf[subschema #1: ChannelConfigView]/telephony/anyOf[subschema #1: TelephonyConfigurations]/sip_configuration/anyOf[subschema #1: SipConfiguration]/call_info_placement to the response with the 200 status

added the optional property items/items/config/anyOf[subschema #1: ChannelConfigView]/telephony/anyOf[subschema #1: TelephonyConfigurations]/sip_configuration to the response with the 200 status

added the enum value config to the property anyOf[subschema #1: ChannelProperties]/ of the query request parameter order_by

added the enum value config to the property anyOf[subschema #1]/items/ of the query request parameter fields

added the enum value config to the property items/ of the query request parameter search_fields

added the optional property items/items/config/anyOf[subschema #1: ChannelConfigView]/credentials to the response with the 200 status

added the optional property items/items/config/anyOf[subschema #1: ChannelConfigView]/telephony/anyOf[subschema #1: TelephonyConfigurations]/transfer_leg_voicemail_detection_enabled to the response with the 200 status

added the new whatsapp enum value to the items/items/channel_service response property for the response status 200