samples: zephyr: subsys: mgmt: mcumgr: smp_svr: add basic console check

Enable automated testing with twister.

Signed-off-by: Piotr Kosycarz <[email protected]>

Author: nordic-piks

samples/zephyr/subsys/mgmt/mcumgr/smp_svr/sample.yaml

@@ -3,7 +3,15 @@ sample:
   name: smp svr
 common:
   sysbuild: true
-  build_only: true
+  harness: console
+  harness_config:
+    type: multi_line
+    ordered: true
+    regex:
+      - "Starting bootloader"
+      - "Jumping to the first image slot"
+      - "smp_bt_sample: Advertising successfully started"
+  timeout: 15
   tags:
     - ci_samples_zephyr_subsys_mgmt_mcumgr_smp_svr
 
@@ -17,7 +25,6 @@ tests:
     integration_platforms:
       - nrf5340dk/nrf5340/cpuapp
   sample.mcumgr.smp_svr.bt.nrf54l15:
-    harness: bluetooth
     tags: bluetooth
     extra_args: EXTRA_CONF_FILE="overlay-bt.conf"
     platform_allow: