[WCNCR00164321] misc: Refactor NIC_DRIVER_VERSION_STRING definition

[Description]
Refactor NIC_DRIVER_VERSION_STRING definition

* Use single source of version information
* Use version-string in "ver" command directly

Change-Id: I0001b3b972423b42aca2cdab5f3180c7f0c224ef
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
CR-Id: WCNCR00164321
Feature: misc
2 files changed