Fix read cpld_version from hex to dec.

Author: Jostar Yang

device/accton/x86_64-accton_as4630_54pe-r0/sonic_platform/component.py

@@ -70,7 +70,7 @@ def __get_cpld_version(self):
             try:
                 cpld_path = "{}{}{}".format(SYSFS_PATH, CPLD_ADDR_MAPPING[cpld_name], '/version')
                 cpld_version_raw= self._api_helper.read_txt_file(cpld_path)
-                cpld_version[cpld_name] = "{}".format(int(cpld_version_raw,16))
+                cpld_version[cpld_name] = "{}".format(int(cpld_version_raw,10))
             except Exception as e:
                 print('Get exception when read cpld')
                 cpld_version[cpld_name] = 'None'