applications: installer: Add log processing before reboot

Allows log messages to be printed before application reboots

Signed-off-by: Jamie McCrae <[email protected]>

Author: nordicjm

applications/installer/src/main.c

@@ -8,6 +8,7 @@
 #include <zephyr/drivers/flash.h>
 #include <zephyr/storage/flash_map.h>
 #include <zephyr/logging/log.h>
+#include <zephyr/logging/log_ctrl.h>
 #include <zephyr/sys/crc.h>
 #include <zephyr/sys/reboot.h>
 #include <bm_installs.h>
@@ -229,6 +230,9 @@ int main(void)
 		LOG_ERR("Clear installer header OK");
 	}
 
+	while (LOG_PROCESS()) {
+	}
+
 	sys_reboot(SYS_REBOOT_WARM);
 
 	return 0;