SE Keep Alive Cluster - moved to ZCL API

Using of this SE cluster header is deprecated. The header was moved from SE to ZCL in ZCL8. Use ZCL Keep Alive Cluster instead (include/zcl/zb_zcl_keep_alive.h).

Deprecated:

This cluster header as a part of SE will be removed in February 2023 in favor of its heir ZCL Keep Alive Cluster.