Changes to Update channels in batch

added the optional property cooldown_remaining_ms to the response with the 400 status

added the optional property cooldown_remaining_ms to the response with the 429 status

added the new optional request property synchronous

added the optional property success_channels_count to the response with the 201 status

added the new optional request property hide_history_before

added the new addMembersHideHistory enum value to the request property operation

added the new optional request property custom_set

added the new optional request property custom_unset

added the new optional request property data/config_overrides/count_messages

added the new optional request property data/config_overrides/shared_locations

added the new optional request property data/config_overrides/user_message_reminders

added the new optional request property data/config_overrides/chat_preferences

endpoint added