samples: remove nrf_cloud_coap_fota sample

The nRF Cloud CoAP FOTA sample is being removed in favor of the Memfault
SDK's nRF91 sample app which includes suppot for FOTA via HTTP and CoAP.

Jira: CLOUDMCU-219

Signed-off-by: Gillian Minnehan <gillian.minnehan@nordicsemi.no>
Jira: CLOUDMCU-219

Author: gminn

doc/nrf/external_comp/nrf_cloud.rst

@@ -200,7 +200,6 @@ The following sample demonstrates nRF Cloud-specific functionality using CoAP:
 
 * :ref:`nrf_cloud_coap_device_message`
 * :ref:`nrf_cloud_coap_cell_location`
-* :ref:`nrf_cloud_coap_fota_sample`
 
 The following sample demonstrates nRF Cloud-specific functionality using MQTT:
 

doc/nrf/links.txt

@@ -251,7 +251,7 @@
 .. _`Memfault firmware SDK`: https://github.com/memfault/memfault-firmware-sdk
 .. _`Memfault firmware SDK changelog`: https://github.com/memfault/memfault-firmware-sdk/blob/master/CHANGELOG.md
 .. _`Memfault WebBluetooth Client source code`: https://github.com/memfault/web-ble-example/blob/main/mds.js
-
+.. _`Memfault firmware SDK nRF91 series sample app`: https://github.com/memfault/memfault-firmware-sdk/tree/master/examples/nrf-connect-sdk/nrf9160/memfault_demo_app
 
 .. _`Zephyr hostap fork`: https://github.com/zephyrproject-rtos/hostap
 

doc/nrf/releases_and_maturity/releases/release-notes-3.2.0-preview1.rst

@@ -354,7 +354,7 @@ Cellular samples
 * Added:
 
   * The :ref:`nrf_cloud_coap_cell_location` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for nRF Cloud's cellular location service.
-  * The :ref:`nrf_cloud_coap_fota_sample` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
+  * The Cellular: nRF Cloud CoAP FOTA sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
   * The :ref:`nrf_cloud_coap_device_message` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for device messages.
 
 * Cellular: nRF Cloud REST cellular location sample:

doc/nrf/releases_and_maturity/releases/release-notes-3.2.0-preview2.rst

@@ -394,7 +394,7 @@ Cellular samples
 * Added:
 
   * The :ref:`nrf_cloud_coap_cell_location` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for nRF Cloud's cellular location service.
-  * The :ref:`nrf_cloud_coap_fota_sample` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
+  * The Cellular: nRF Cloud CoAP FOTA sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
   * The :ref:`nrf_cloud_coap_device_message` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for device messages.
 
 * Cellular: nRF Cloud REST cellular location sample:

doc/nrf/releases_and_maturity/releases/release-notes-3.2.0-preview3.rst

@@ -436,7 +436,7 @@ Cellular samples
 * Added:
 
   * The :ref:`nrf_cloud_coap_cell_location` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for nRF Cloud's cellular location service.
-  * The :ref:`nrf_cloud_coap_fota_sample` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
+  * The Cellular: nRF Cloud CoAP FOTA sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
   * The :ref:`nrf_cloud_coap_device_message` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for device messages.
   * The :ref:`nrf_cloud_mqtt_device_message` sample to demonstrate how to use the `nRF Cloud MQTT API`_ for device messages.
 

doc/nrf/releases_and_maturity/releases/release-notes-3.2.0.rst

@@ -765,7 +765,7 @@ Cellular samples
 * Added:
 
   * The :ref:`nrf_cloud_coap_cell_location` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for nRF Cloud's cellular location service.
-  * The :ref:`nrf_cloud_coap_fota_sample` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
+  * The Cellular: nRF Cloud CoAP FOTA sample to demonstrate how to use the `nRF Cloud CoAP API`_ for FOTA updates.
   * The :ref:`nrf_cloud_coap_device_message` sample to demonstrate how to use the `nRF Cloud CoAP API`_ for device messages.
   * The :ref:`nrf_cloud_mqtt_device_message` sample to demonstrate how to use the `nRF Cloud MQTT API`_ for device messages.
   * The :ref:`nrf_cloud_mqtt_fota` sample to demonstrate how to use the `nRF Cloud MQTT API`_ for FOTA updates.

doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst

@@ -381,6 +381,8 @@ Cellular samples
 
   * Updated to use the :ref:`lib_nrf_cloud_coap` library instead of the removed nRF Cloud REST library.
 
+* Removed the Cellular: nRF Cloud CoAP FOTA sample in favor of the `Memfault firmware SDK nRF91 series sample app`_, which supports FOTA over HTTP and CoAP.
+
 Cryptography samples
 --------------------