CODEOWNERS: add myself for samples/subsys/logging/syst
CODEOWNERS: add myself for samples/subsys/logging/syst

Add myself to the CODEOWNERS for samples/subsys/logging/syst
to make checkpatch happy, and to get notifications of changes
in the sample.

Signed-off-by: Daniel Leung <d94e04d205b5962d7873a139ef298b03c1717f72@intel.com>

galak/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr,finikorg/zephyr,galak/zephyr,galak/zephyr,galak/zephyr