docs: matter: Derived Matter Product guide

Creates guideline to leverage the Matter complaint platform
to fasten product certification.

Signed-off-by: Michał Szablowski <[email protected]>

Author: doublemis1

doc/nrf/links.txt

@@ -184,6 +184,7 @@
 .. _`Generate partition script`: https://github.com/nrfconnect/sdk-connectedhomeip/blob/b5fc07b996/scripts/tools/nrfconnect/nrfconnect_generate_partition.py
 .. _`Matter nRF Connect scripts`: https://github.com/nrfconnect/sdk-connectedhomeip/tree/b5fc07b996/scripts/tools/nrfconnect
 .. _`Matter nRF Connect Kconfig`: https://github.com/nrfconnect/sdk-connectedhomeip/blob/b5fc07b996/config/nrfconnect/chip-module/Kconfig
+.. _`Matter nRF Connect SDK Platform Certificate`: https://csa-iot.org/csa_product/nrf-connect-sdk/
 
 .. _`bt_nus_service.cpp`: https://github.com/nrfconnect/sdk-nrf/blob/main/samples/matter/common/src/bt_nus/bt_nus_service.cpp
 .. _`bt_nus_service.h`: https://github.com/nrfconnect/sdk-nrf/blob/main/samples/matter/common/src/bt_nus/bt_nus_service.h

doc/nrf/protocols/matter/end_product/index.rst

@@ -26,6 +26,7 @@ Also, topics related to Matter certification (:ref:`ug_matter_device_attestation
    :caption: Subpages:
 
    prerequisites
+   platform_dmp_cert
    factory_provisioning
    attestation
    dcl