intel: add support for ICL 11

intel: add support for ICL 11

Add the PCI IDs and the basic code to enable ICL.  This is the current
PCI ID list in our documentation.

Kernel commit: d55cb4fa2cf0 ("drm/i915/icl: Add the ICL PCI IDs")

v2: Michel provided a fix to IS_9XX that was broken by rebase bot.
v3: Fix double definition of PCI IDs, update IDs according to bspec
    and keep them in the same order and rebase (Lucas)

Cc: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>