[nrf noup] sample/smp_svr: nrf54l15dk test cases

fixup! [nrf noup] samples/smp_svr: nrf54l15pdk ext-flash partition

Added nrf54l15dk testcases as copies of nrf54l15pdk.

Signed-off-by: Andrzej Puzdrowski <[email protected]>

Author: nvlsianpu

samples/subsys/mgmt/mcumgr/smp_svr/boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.overlay renamed to samples/subsys/mgmt/mcumgr/smp_svr/boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash..overlay

@@ -12,11 +12,11 @@ tests:
       - nrf52840dk/nrf52840
       - pinnacle_100_dvk
       - mg100
-      - nrf54l15pdk/nrf54l15/cpuapp
+      - nrf54l15dk/nrf54l15/cpuapp
     integration_platforms:
       - nrf52dk/nrf52832
       - nrf52840dk/nrf52840
-      - nrf54l15pdk/nrf54l15/cpuapp
+      - nrf54l15dk/nrf54l15/cpuapp
   sample.mcumgr.smp_svr.bt_static_svc:
     extra_args: OVERLAY_CONFIG="overlay-bt.conf"
     extra_configs:
@@ -104,26 +104,26 @@ tests:
       - mg100
     integration_platforms:
       - nrf52840dk/nrf52840
-  sample.mcumgr.smp_svr.bt.nrf54l15pdk.ext_flash:
+  sample.mcumgr.smp_svr.bt.nrf54l15dk.ext_flash:
     extra_args:
       - OVERLAY_CONFIG="overlay-bt.conf"
-      - DTC_OVERLAY_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.overlay"
-      - mcuboot_CONF_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.conf"
-      - mcuboot_EXTRA_DTC_OVERLAY_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.overlay"
+      - DTC_OVERLAY_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash.overlay"
+      - mcuboot_CONF_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash.conf"
+      - mcuboot_EXTRA_DTC_OVERLAY_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash.overlay"
     extra_configs:
       - CONFIG_PM_OVERRIDE_EXTERNAL_DRIVER_CHECK=y
     platform_allow:
-      - nrf54l15pdk/nrf54l15/cpuapp
+      - nrf54l15dk/nrf54l15/cpuapp
     integration_platforms:
-      - nrf54l15pdk/nrf54l15/cpuapp
-  sample.mcumgr.smp_svr.bt.nrf54l15pdk.ext_flash.pure_dts:
+      - nrf54l15dk/nrf54l15/cpuapp
+  sample.mcumgr.smp_svr.bt.nrf54l15dk.ext_flash.pure_dts:
     extra_args:
       - OVERLAY_CONFIG="overlay-bt.conf"
-      - DTC_OVERLAY_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.overlay"
-      - mcuboot_CONF_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.conf"
-      - mcuboot_EXTRA_DTC_OVERLAY_FILE="boards/nrf54l15pdk_nrf54l15_cpuapp_ext_flash.overlay"
+      - DTC_OVERLAY_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash.overlay"
+      - mcuboot_CONF_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash.conf"
+      - mcuboot_EXTRA_DTC_OVERLAY_FILE="boards/nrf54l15dk_nrf54l15_cpuapp_ext_flash.overlay"
       - SB_CONFIG_PARTITION_MANAGER=n
     platform_allow:
-      - nrf54l15pdk/nrf54l15/cpuapp
+      - nrf54l15dk/nrf54l15/cpuapp
     integration_platforms:
-      - nrf54l15pdk/nrf54l15/cpuapp
+      - nrf54l15dk/nrf54l15/cpuapp