tools/power turbostat: Enhance ARL/LNL support

ARL/LNL don't have PC8, other than that, it behaves the same as CNL.
Copy cnl_features for ARL/LNL, except that PC8 support is removed.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>