doc: add missing info about nRF5340 FOTA support

Signed-off-by: Eduardo Montoya <eduardo.montoya@nordicsemi.no>

Author: edmont

docs/lib/zigbee_fota.rst

@@ -92,7 +92,7 @@ The Zigbee FOTA library has the following limitations:
 
 * The endpoint definition in the library includes the endpoint ID, defined with ``CONFIG_ZIGBEE_FOTA_ENDPOINT``.
   When using the Zigbee FOTA library, this endpoint ID cannot be used for other endpoints.
-* The Zigbee FOTA upgrades are currently supported on the nRF52840 DK (PCA10056) and nRF54L15 DK (PCA10156).
+* The Zigbee FOTA upgrades are currently supported on the nRF52840 DK (PCA10056), nRF5340 DK (PCA10095) and nRF54L15 DK (PCA10156).
 * The Zigbee FOTA library does not currently support bootloader upgrades.
 
 API documentation

docs/migration.rst

@@ -16,7 +16,6 @@ This page describes the changes required to successfully migrate a Zigbee applic
 Complete the following steps:
 
 1. Read the `ZBOSS Zigbee 2023 (R23) features`_ page about new R23 features.
-#. If you want to disable R23 functionality and keep R22 behavior, see `Runtime switch of R23 ZBOSS into R22 mode`_.
 #. Read the section about changes in PAN ID conflict resolution `PANID conflict resolution API`_.
 #. If the application manually adjusts configurable memory settings, note the new :c:macro:`ZB_CONFIG_NWK_DISC_TABLE_SIZE` setting.
 #. If the application manually adjusts configurable memory settings, note the new :c:macro:`ZB_CONFIG_ZDO_KEY_NEGOTIATIONS_NUM` setting.