Merge branch 'ci/fix_test_switch_ota_v5.1' into 'release/v5.1'

fix(app_update): Fix CI test_switch_ota by increasing deepsleep (v5.1)

See merge request espressif/esp-idf!25465

examples/system/console/advanced/components/cmd_system/cmd_system.c

@@ -273,6 +273,7 @@ static int deep_sleep(int argc, char **argv)
 #endif //CONFIG_IDF_TARGET_ESP32
 
     esp_deep_sleep_start();
+    return 1;
 }
 
 static void register_deep_sleep(void)