linux-firmware: intel: Update Skylake audio firmware

This updates Skylake audio dsp firmware, this version contains
odd bug fixes and update on wov module fixes

The version of this firmware release is 8.20.00.896

The md5sum of this firmware binary is f0e267c93aa64eab7c91d64f29dc273b

Signed-off-by: Vinod Koul <vinod.koul@intel.com>

intel/dsp_fw_release.bin

@@ -1 +1 @@
-dsp_fw_release_v869.bin
+dsp_fw_release_v896.bin