alienware-wmi: Add support for two new systems: ASM200 and ASM201.

Both of these systems support:
* 2 lighting control zones
* HDMI mux control
* deep sleep control (to enable wakup from controller)

The ASM201 also supports the external graphics amplifier.

Signed-off-by: Mario Limonciello <mario_limonciello@dell.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
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