SWDEV-410051 - Updates to board_info struct & CLI

Signed-off-by: Maisam Arif <maisarif@amd.com>
Change-Id: I8735d8965140ee5da0c35106b388af1dca87ec71

py-interface/amdsmi_interface.py

@@ -1147,7 +1147,7 @@ def amdsmi_get_gpu_board_info(
 
     return {
         "model_number": board_info.model_number.decode("utf-8").strip(),
-        "product_serial": board_info.serial_number,
+        "product_serial": board_info.product_serial.decode("utf-8").strip(),
         "fru_id": board_info.fru_id.decode("utf-8").strip(),
         "manufacturer_name" : board_info.manufacturer_name.decode("utf-8").strip(),
         "product_name": board_info.product_name.decode("utf-8").strip()