This fix tries to fix wrong CPU count after CPU hot-plugging.
On windows, GetProcessAffinityMask has been used to probe the
number of CPUs in real time.
Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
Upstream-commit: 3707a76921b412cb42e6134beaa0bddbb5e08f25
Component: engine