samples: protocols_serialization: server: use ZMS on 54L15

The trusted storage library's storage backend now requires using ZMS
instead of NVS on the nRF54l15.
Make the same additions than in
3ad9997.

Signed-off-by: Tomi Fontanilles <[email protected]>

Author: tomi-font

samples/nrf_rpc/protocols_serialization/server/boards/nrf54l15dk_nrf54l15_cpuapp.conf

@@ -8,3 +8,9 @@ CONFIG_NRF_RPC_THREAD_STACK_SIZE=6144
 
 # USE HASH UID instead of HUK for this sample, because Partition Manager is not available
 CONFIG_TRUSTED_STORAGE_BACKEND_AEAD_KEY_HASH_UID=y
+
+# Workaround required as Zephyr L2 implies usage of NVS backend for settings.
+# It should be removed once the proper fix will be applied in Zephyr.
+CONFIG_NVS=n
+CONFIG_ZMS=y
+CONFIG_SETTINGS_ZMS=y

samples/nrf_rpc/protocols_serialization/server/boards/nrf54l15pdk_nrf54l15_cpuapp.conf

@@ -8,3 +8,9 @@ CONFIG_NRF_RPC_THREAD_STACK_SIZE=6144
 
 # USE HASH UID instead of HUK for this sample, because Partition Manager is not available
 CONFIG_TRUSTED_STORAGE_BACKEND_AEAD_KEY_HASH_UID=y
+
+# Workaround required as Zephyr L2 implies usage of NVS backend for settings.
+# It should be removed once the proper fix will be applied in Zephyr.
+CONFIG_NVS=n
+CONFIG_ZMS=y
+CONFIG_SETTINGS_ZMS=y