drm/i915/icl: Update forcewake firmware ranges

drm/i915/icl: Update forcewake firmware ranges

Some workarounds are not sticking across suspend resume cycles. The
forcewake ranges table has been updated and would reflect the hardware
appropriately.

Closes: https://gitlab.freedesktop.org/drm/intel/issues/1222

v2: Simplify the table and use 0 for some unused ranges(Matt)

Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Matt Atwood <matthew.s.atwood@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20200416164610.15422-1-radhakrishna.sripada@intel.com