intel_th: pci: Add Lewisburg PCH support

This adds Intel(R) Trace Hub PCI ID for Lewisburg PCH.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>