e1000e: i219 - k1 workaround for LPT is not required for SPT

In SPT hardware does not require this driver workaround.
Removed the conditional that caused K1 workaround execution on SPT.

Signed-off-by: Yanir Lubetkin <yanirx.lubetkin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>